APA (7th ed.) Citation

Gregory, B. (1988). Vietnam helicopter handbook. Stephens.

Chicago Style (17th ed.) Citation

Gregory, Barry. Vietnam Helicopter Handbook. Wellingborough: Stephens, 1988.

MLA (9th ed.) Citation

Gregory, Barry. Vietnam Helicopter Handbook. Stephens, 1988.

Warning: These citations may not always be 100% accurate.