APA-referens (7:e uppl.)

Garcia, C. V. (1974). Studies on the behavior of nitrogen absorbed at different stages of growth of the rice plant (Oryza sativa L.) in relation to grain production [microform]. Photoduplication Service.

Chicago-referens (17:e uppl.)

Garcia, Consolacion Villapando. Studies on the Behavior of Nitrogen Absorbed at Different Stages of Growth of the Rice Plant (Oryza Sativa L.) in Relation to Grain Production [microform]. Quezon City: Photoduplication Service, 1974.

MLA-referens (9:e uppl.)

Garcia, Consolacion Villapando. Studies on the Behavior of Nitrogen Absorbed at Different Stages of Growth of the Rice Plant (Oryza Sativa L.) in Relation to Grain Production [microform]. Photoduplication Service, 1974.