Cita APA (7a ed.)

Irwin, G. (1965). Samoa. A.S. Barnes.

Cita Chicago Style (17a ed.)

Irwin, George. Samoa. South Brunswick, [N.J.]: A.S. Barnes, 1965.

Cita MLA (9a ed.)

Irwin, George. Samoa. A.S. Barnes, 1965.