Martin, H. (1983). The Scientific principles of crop protection. (3rd ed.). CBS.
Chicago Style (17th ed.) ZitazioaMartin, Hubert. The Scientific Principles of Crop Protection. 3rd ed. New Delhi: CBS, 1983.
MLA (9th ed.) ZitazioaMartin, Hubert. The Scientific Principles of Crop Protection. 3rd ed. CBS, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.