APA (7th ed.) Citation

Saunders, D. S. (1977). An introduction to biological rhythms / (by) David S. Saunders. Blackie.

Chicago Style (17th ed.) Citation

Saunders, D. S. An Introduction to Biological Rhythms / (by) David S. Saunders. Glasgow (etc.): Blackie, 1977.

MLA (9th ed.) Citation

Saunders, D. S. An Introduction to Biological Rhythms / (by) David S. Saunders. Blackie, 1977.

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