9780929311036 | 2 edition (Beacon Books, October 1, 1990), cover price $9.95 | About this edition: Book by Smallwood, William L.

9780382049002 | Silver Burdett Pr, June 1, 1971, cover price $22.40 | About this edition: Review questions appear at strategic points throughout chapters on traditional biological subjects as well as topics of current concern and controversy

9780070584204 | 2 edition (Macmillan/McGraw-Hill School, June 1, 1978), cover price $39.76 | About this edition: A life science textbook emphasizing environmental considerations and ecosystems.

9780870044588 | Caxton Printers Ltd, August 1, 2007, cover price $27.95

9780028810584 | Potomac Books Inc, August 1, 1994, cover price $23.95 | About this edition: Describes the experiences of American pilots flying F-15Es in the Persian Gulf War, and shares their impressions of the aircraft's characteristics and capabilities

9781574888850 | Potomac Books Inc, September 30, 2005, cover price $8.95

9781574881226 | Potomac Books Inc, October 1, 1997, cover price $21.95

9781612346922 | Potomac Books Inc, June 1, 2014, cover price $24.95

9780028810218 | Potomac Books Inc, July 1, 1993, cover price $24.95 | About this edition: Describes the characteristics of the A-10 Warthog, recounts its role in the Persian Gulf War, and shares the impressions and experiences of Gulf War pilots

9781574888867 | Potomac Books Inc, September 30, 2005, cover price $12.95 | About this edition: Describes the characteristics of the A-10 Warthog, recounts its role in the Persian Gulf War, and shares the impressions and experiences of Gulf War pilots.

9780028811239 | Reprint edition (Potomac Books Inc, April 1, 1995), cover price $14.95

9780929311029 | Beacon Books, January 1, 1990, cover price $9.95 | About this edition: How to prepare, how to get in, how to survive, plus advice for parents.