Winkler Prins encyclopaedie supplement 1960.

MLA

Hoetink, H.R. Winkler Prins Encyclopaedie Supplement 1960. Amsterdam, 1960.

APA

Hoetink, H. (1960). Winkler Prins encyclopaedie supplement 1960. Amsterdam.

Chicago

Hoetink, H.R. Winkler Prins Encyclopaedie Supplement 1960. Amsterdam, 1960.