APA ציטוט

Barker, R., & Mangahas, M. (1976). Environmental and other factors influencing the performamnce of new high yielding varieties of wheat and rice in Asia [microform]. Photoduplication Service, University of the Philippines.

Chicago Style (17th ed.) Citation

Barker, Randolph, and Mahar Mangahas. Environmental and Other Factors Influencing the Performamnce of New High Yielding Varieties of Wheat and Rice in Asia [microform]. Quezon City: Photoduplication Service, University of the Philippines, 1976.

ציטוט MLA

Barker, Randolph, and Mahar Mangahas. Environmental and Other Factors Influencing the Performamnce of New High Yielding Varieties of Wheat and Rice in Asia [microform]. Photoduplication Service, University of the Philippines, 1976.