Citazione Stile APA (7a Edizione)

TURK, J., TURK, A., & ARMS, K. (1984). Environmental science.-- Ed. 3. Saunders College Pub.

Citazione stile Chigago Style (17a edizione)

TURK, Jonathan, Amos TURK, e Karen ARMS. Environmental Science.-- Ed. 3. Philadelphia: Saunders College Pub, 1984.

Citatione MLA (9a ed.)

TURK, Jonathan, et al. Environmental Science.-- Ed. 3. Saunders College Pub, 1984.