APA (7e ed.) Bronvermelding

(2013). Who is Bill Gates? / by Patricia Brennan Demuth ; illustrated by Ted Hammond.

Chicago (17e ed.) Bronvermelding

Who Is Bill Gates? / by Patricia Brennan Demuth ; Illustrated by Ted Hammond. 2013.

MLA (9e ed.) Bronvermelding

Who Is Bill Gates? / by Patricia Brennan Demuth ; Illustrated by Ted Hammond. 2013.

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