APA (7th ed.) Citation

Van Emden, H. F. (1973). Insect/plant relationships. Blackwell Science.

Chicago Style (17th ed.) Citation

Van Emden, Helmut Fritz. Insect/plant Relationships. Oxford: Blackwell Science, 1973.

MLA (9th ed.) Citation

Van Emden, Helmut Fritz. Insect/plant Relationships. Blackwell Science, 1973.