APA (7th ed.) Citation

Koella, W. P. (1967). Sleep: Its nature and physiological organization. Thomas.

Chicago Style (17th ed.) Citation

Koella, Werner P. Sleep: Its Nature and Physiological Organization. Springfield, Ill.: Thomas, 1967.

MLA (9th ed.) Citation

Koella, Werner P. Sleep: Its Nature and Physiological Organization. Thomas, 1967.

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