William G Hopkins. (1995). Introduction to plant physiology. New York: John Wiley.
Chicago Style aipamenaWilliam G Hopkins. Introduction to Plant Physiology. New York: John Wiley, 1995.
MLA aipamenaWilliam G Hopkins. Introduction to Plant Physiology. New York: John Wiley, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.