APA (7e ed.) Bronvermelding

John G. Johnson Collection (Philadelphia, Pa.). (1972). Catalogue of Flemish and Dutch paintings. [s.n.].

Chicago (17e ed.) Bronvermelding

John G. Johnson Collection (Philadelphia, Pa.). Catalogue of Flemish and Dutch Paintings. Philadelphia: [s.n.], 1972.

MLA (8e ed.) Bronvermelding

John G. Johnson Collection (Philadelphia, Pa.). Catalogue of Flemish and Dutch Paintings. [s.n.], 1972.

Let op: Deze citaties zijn niet altijd 100% accuraat.