Παραπομπή APA

Giddings, J. C., & Monroe, M. B. (1972). Our chemical environment. Canfield.

Παραπομπή Chicago Style

Giddings, J Calavin, και Manus B. Monroe. Our Chemical Environment. San Francisco: Canfield, 1972.

Παραπομπή MLA

Giddings, J Calavin, και Manus B. Monroe. Our Chemical Environment. Canfield, 1972.