Gaya APA

Cruickshank, H, G. (1957). John and william bartram's america: selections from the writings of the philadelphia naturalists . New York: The Devin - Adair Company.

Gaya MLA

Cruickshank, Helen, Gere. "John and william bartram's america: selections from the writings of the philadelphia naturalists". New York: The Devin - Adair Company, 1957. Text.