Mallick, R. N. (1977). Interaction between soil moisture regime and nitrogen level in upland rice [microform]. Photoduplication Service, University of the Philippines Library.
Cita Chicago (17th ed.)Mallick, Rajeshwar Nath. Interaction Between Soil Moisture Regime and Nitrogen Level in Upland Rice [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
Cita MLA (9th ed.)Mallick, Rajeshwar Nath. Interaction Between Soil Moisture Regime and Nitrogen Level in Upland Rice [microform]. Photoduplication Service, University of the Philippines Library, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.