APA (7e ed.) Bronvermelding

D'Wolf, J. (1965). A voyage to the North Pacific and a journey through Siberia, more than half a century ago. Research Publications.

Chicago (17e ed.) Bronvermelding

D'Wolf, John. A Voyage to the North Pacific and a Journey Through Siberia, More than Half a Century Ago. New Haven, Conn.: Research Publications, 1965.

MLA (8e ed.) Bronvermelding

D'Wolf, John. A Voyage to the North Pacific and a Journey Through Siberia, More than Half a Century Ago. Research Publications, 1965.