APA (7th ed.) Zitazioa
Ackerman, L. (1926). The physiological Basis of wing production in the grain aphid. Michigan Univ.
Chicago Style (17th ed.) Zitazioa
Ackerman, Lloyd. The Physiological Basis of Wing Production in the Grain Aphid. Ann Arbor, Michigan: Michigan Univ, 1926.
MLA (9th ed.) Zitazioa
Ackerman, Lloyd. The Physiological Basis of Wing Production in the Grain Aphid. Michigan Univ, 1926.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.