Styl cytowania APA

Kaye, H., Knees, S., & Koopowitz, H. (1990). Plant extinction: A global crisis.

Styl cytowania Chicago

Kaye, Hilary, Sabina Knees, i Harold Koopowitz. Plant Extinction: A Global Crisis. London, Christopher Hellm, 1990.

Styl cytowania MLA

Kaye, Hilary, et al. Plant Extinction: A Global Crisis. 1990.