APA (7e ed.) Bronvermelding

Brewbaker, J. L. (1989). Can there be such a thing as a perfect tree?

Chicago (17e ed.) Bronvermelding

Brewbaker, James L. Can There Be Such a Thing as a Perfect Tree? 1989.

MLA (9e ed.) Bronvermelding

Brewbaker, James L. Can There Be Such a Thing as a Perfect Tree? 1989.

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