APA (7th ed.) Citation

Cooper, B. A. (1969). Hymenopterist's handbook / edited by B.A. Cooper. Amateur Entomologists' Society.

Chicago Style (17th ed.) Citation

Cooper, B. A. Hymenopterist's Handbook / Edited by B.A. Cooper. Amateur Entomologists' Society, 1969.

MLA (9th ed.) Citation

Cooper, B. A. Hymenopterist's Handbook / Edited by B.A. Cooper. Amateur Entomologists' Society, 1969.

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