Cita APA (7th ed.)

Koskinen, A. A. (1953). Missionary influence as a political factor in the Pacific Islands. [s.n.].

Cita Chicago (17th ed.)

Koskinen, Aarne A. Missionary Influence as a Political Factor in the Pacific Islands. Helsinki: [s.n.], 1953.

Cita MLA (9th ed.)

Koskinen, Aarne A. Missionary Influence as a Political Factor in the Pacific Islands. [s.n.], 1953.