APA (7th ed.) Citation

Valenzuela, A., & Valenzuela, J. S. (1976). Chile: Politics and society. Transaction Books.

Chicago Style (17th ed.) Citation

Valenzuela, Arturo, and J. Samuel Valenzuela. Chile: Politics and Society. New Brunswick, N. J.: Transaction Books, 1976.

MLA (9th ed.) Citation

Valenzuela, Arturo, and J. Samuel Valenzuela. Chile: Politics and Society. Transaction Books, 1976.