APA (7th ed.) Citation

Saunders, D. S. (1976). Insect clocks / by D.S. Saunders. Pergamon.

Chicago Style (17th ed.) Citation

Saunders, D. S. Insect Clocks / by D.S. Saunders. Oxford (etc.): Pergamon, 1976.

MLA (9th ed.) Citation

Saunders, D. S. Insect Clocks / by D.S. Saunders. Pergamon, 1976.

Warning: These citations may not always be 100% accurate.