Παραπομπή σε μορφή APA (7η εκδ.)

Metcalf, C. L., & Metcalf, R. L. (1951). Destructive and useful insects: Their habits and control (3rd ed.). McGraw-Hill Book Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Metcalf, C. L., και R. L. Metcalf. Destructive and Useful Insects: Their Habits and Control. 3rd ed. New York: McGraw-Hill Book Company, 1951.

Παραπομπή σε μορφή MLA (8th εκδ.)

Metcalf, C. L., και R. L. Metcalf. Destructive and Useful Insects: Their Habits and Control. 3rd ed. McGraw-Hill Book Company, 1951.