Cita APA (7a ed.)

Beckner, M. (1960). Aspects of explanation in biological theory. U.S. Information Agency.

Cita Chicago Style (17a ed.)

Beckner, Morton. Aspects of Explanation in Biological Theory. Washington: U.S. Information Agency, 1960.

Cita MLA (9a ed.)

Beckner, Morton. Aspects of Explanation in Biological Theory. U.S. Information Agency, 1960.