APA (7e ed.) Bronvermelding

Metcalf, R. L. (1982). Introduction to insect pest management (2nd ed.). John Wiley and Sons.

Chicago (17e ed.) Bronvermelding

Metcalf, Robert L. Introduction to Insect Pest Management. 2nd ed. New York: John Wiley and Sons, 1982.

MLA (9e ed.) Bronvermelding

Metcalf, Robert L. Introduction to Insect Pest Management. 2nd ed. John Wiley and Sons, 1982.