Nguyen, E. L. (1979). The influence of weather on rice production [microform]. Photoduplication Service, University of the Philippines Library.
芝加哥风格引文Nguyen, Elvira Liwag. The Influence of Weather on Rice Production [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1979.
MLA引文Nguyen, Elvira Liwag. The Influence of Weather on Rice Production [microform]. Photoduplication Service, University of the Philippines Library, 1979.
警告：这些引文格式不一定是100％准确.