APA (7th ed.) Citation

DuPuy, W. A. (1969). Our insect friends and foes. Dover Publications.

Chicago Style (17th ed.) Citation

DuPuy, William Atherton. Our Insect Friends and Foes. New York: Dover Publications, 1969.

MLA (9th ed.) Citation

DuPuy, William Atherton. Our Insect Friends and Foes. Dover Publications, 1969.