APA (7th ed.) Citation

Zopf, P. E. (1978). Sociocultural systems. University Press of America.

Chicago Style (17th ed.) Citation

Zopf, Paul E. Sociocultural Systems. Washington, D.C.: University Press of America, 1978.

MLA (9th ed.) Citation

Zopf, Paul E. Sociocultural Systems. University Press of America, 1978.

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