Cita APA (7th ed.)

Metcalf, C. L., & Flint, W. P. (1951). Destructive and useful insects. Their habits and control (3a. ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Metcalf, Clell Lee, i W. P. Flint. Destructive and Useful Insects. Their Habits and Control. 3a. ed. Nueva York: McGraw-Hill, 1951.

Cita MLA (9th ed.)

Metcalf, Clell Lee, i W. P. Flint. Destructive and Useful Insects. Their Habits and Control. 3a. ed. McGraw-Hill, 1951.