APA (7th ed.) Citation

Knowles, R. L. (1981). Sun rhythm form. MIT Press.

Chicago Style (17th ed.) Citation

Knowles, Ralph L. Sun Rhythm Form. Cambridge: MIT Press, 1981.

MLA (8th ed.) Citation

Knowles, Ralph L. Sun Rhythm Form. MIT Press, 1981.

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