Gaya APA

Tompkins, P, &, C, B. (1974). The secret life of plants, (repr.). Cet.pertama 1972 oleh Harper's Magazine. . Harmondsworth: Penguin Books.

Gaya MLA

Tompkins, Peter, &, Christopher, Bird.. "The secret life of plants, (repr.). Cet.pertama 1972 oleh Harper's Magazine. ". Harmondsworth: Penguin Books, 1974. Buku.