Παραπομπή APA

Wolfe, S. L. (1981). Biology of the cell (Ed.2.).

Παραπομπή Chicago Style

Wolfe, Stephen L. Biology of the Cell. Ed.2. Belmont, Wadsworth Publishing, 1981.

Παραπομπή MLA

Wolfe, Stephen L. Biology of the Cell. Ed.2. 1981.