Cita APA (7a ed.)

Waddell, E. (1968). The dynamics of a New Guinea Highlands agricultural system.

Cita Chicago Style (17a ed.)

Waddell, Eric. The Dynamics of a New Guinea Highlands Agricultural System. 1968.

Cita MLA (9a ed.)

Waddell, Eric. The Dynamics of a New Guinea Highlands Agricultural System. 1968.