1978ref. 756748PN. New. 1978. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1954ref. 434636PN. New. 1954. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1997ref. 1221671PN. New. 1997. Reprint Edition. Soft Cover. Date is copyright date; this is a later reprint edition . PN paperback
1980ref. 761402PN. New. 1980. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1952ref. 710234PN. New. 1952. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1975ref. 750302PN. New. 1975. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1979ref. 758841PN. New. 1979. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1994ref. 440622PN. New. 1994. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
2016ref. 1395564P. New. 2016. Soft Cover. International Reprint Edition cover may be different from what is pictured but contents are the same . P paperback
2008ref. 1348639PN. New. 2008. Soft Cover. This is a reprint edition. . PN paperback
1997ref. 294313PN. New. 1997. Soft Cover. Date is original print. This is a reprint edition . PN paperback
1981ref. 763203PN. New. 1981. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1980ref. 760863PN. New. 1980. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1977ref. 1210024PN. New. 1977. Reprint Edition. Soft Cover. Date is copyright date; this is a later reprint edition . PN paperback
1992ref. 1217508PN. New. 1992. Reprint Edition. Soft Cover. Date is copyright date; this is a later reprint edition . PN paperback
1992ref. 253094PN. New. 1992. Soft Cover. Date is original print. This is a reprint edition . PN paperback
1988ref. 785704PN. New. 1988. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1970ref. 739503PN. New. 1970. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1952ref. 710143PN. New. 1952. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
2016ref. 1377891NASA. New. 2016. Soft Cover. Reprint Edition . NASA paperback
1963ref. 719447PN. New. 1963. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1992ref. 1217799PN. New. 1992. Reprint Edition. Soft Cover. Date is copyright date; this is a later reprint edition . PN paperback
1970ref. 739502PN. New. 1970. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1953ref. 711855PN. New. 1953. Soft Cover. Date is original print. This is a reprint edition. . PN paperback
1970ref. 739508PN. New. 1970. Soft Cover. Date is original print. This is a reprint edition. . PN paperback