APA (7e ed.) Bronvermelding

Penkala, M., & Penkala, E. (1966). A correlated history of the Far East: China, Korea, Japan. C.E. Tuttle.

Chicago (17e ed.) Bronvermelding

Penkala, Maria, en Eduard Penkala. A Correlated History of the Far East: China, Korea, Japan. Rutland, Vt: C.E. Tuttle, 1966.

MLA (9e ed.) Bronvermelding

Penkala, Maria, en Eduard Penkala. A Correlated History of the Far East: China, Korea, Japan. C.E. Tuttle, 1966.