APA (7th ed.) Citation

Friters, G. M. (1974). Outer Mongolia and its international position. Octagon Books.

Chicago Style (17th ed.) Citation

Friters, Gerard Martin. Outer Mongolia and Its International Position. New York: Octagon Books, 1974.

MLA (9th ed.) Citation

Friters, Gerard Martin. Outer Mongolia and Its International Position. Octagon Books, 1974.