Cita APA (7a ed.)

Kripton, C. (1956). The Northern sea route of the economy of the Soviet North. Praeger.

Cita Chicago Style (17a ed.)

Kripton, Constantine. The Northern Sea Route of the Economy of the Soviet North. New York: Praeger, 1956.

Cita MLA (9a ed.)

Kripton, Constantine. The Northern Sea Route of the Economy of the Soviet North. Praeger, 1956.