Cita APA (7th ed.)

Wallace, B. J. (1967). Gaddang agriculture: The focus of ecological and cultural change.

Cita Chicago (17th ed.)

Wallace, Benny Joe. Gaddang Agriculture: The Focus of Ecological and Cultural Change. [Madison, Wisconsin], 1967.

Cita MLA (9th ed.)

Wallace, Benny Joe. Gaddang Agriculture: The Focus of Ecological and Cultural Change. 1967.