APA (7e ed.) Bronvermelding

SOMERVILL, B. A. (2006). WILLIAM PENN FOUNDER OF PENNSYLVANIA. COMPASS POINT BOOKS.

Chicago (17e ed.) Bronvermelding

SOMERVILL, BARBARA. A. WILLIAM PENN FOUNDER OF PENNSYLVANIA. MINNEAPOLIS: COMPASS POINT BOOKS, 2006.

MLA (9e ed.) Bronvermelding

SOMERVILL, BARBARA. A. WILLIAM PENN FOUNDER OF PENNSYLVANIA. COMPASS POINT BOOKS, 2006.

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