APA (7e ed.) Bronvermelding

Grinnell, G. B. Jack the Young Explorer: A Boy's Experiances in the Unknown Northwest.

Chicago (17e ed.) Bronvermelding

Grinnell, George Bird. Jack the Young Explorer: A Boy's Experiances in the Unknown Northwest.

MLA (9e ed.) Bronvermelding

Grinnell, George Bird. Jack the Young Explorer: A Boy's Experiances in the Unknown Northwest.

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