Winkler Prins encyclopedisch supplement 1976.

MLA

Wiggers, A.J. Winkler Prins Encyclopedisch Supplement 1976. Amsterdam, 1976.

APA

Wiggers, A. (1976). Winkler Prins encyclopedisch supplement 1976. Amsterdam.

Chicago

Wiggers, A.J. Winkler Prins Encyclopedisch Supplement 1976. Amsterdam, 1976.