Παραπομπή APA

Hill, R., & Whittingham, C. (1955). Photosynthesis/2nd ed (2nd ed.). Methuen.

Παραπομπή Chicago Style

Hill, Robert, και C.P Whittingham. Photosynthesis/2nd Ed. 2nd ed. London: Methuen, 1955.

Παραπομπή MLA

Hill, Robert, και C.P Whittingham. Photosynthesis/2nd Ed. 2nd ed. Methuen, 1955.