APA (7e ed.) Bronvermelding

ROBERT FREDERICK. (2005). SEVEN WONDERS OF THE WORLD. REALLY USEFUL MAP COMPANY LTD.

Chicago (17e ed.) Bronvermelding

ROBERT FREDERICK. SEVEN WONDERS OF THE WORLD. ENGLAND: REALLY USEFUL MAP COMPANY LTD, 2005.

MLA (9e ed.) Bronvermelding

ROBERT FREDERICK. SEVEN WONDERS OF THE WORLD. REALLY USEFUL MAP COMPANY LTD, 2005.

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