APA引文

Morito, C. C. (1980). An economic analysis of sweet potato farms in Eastern Visayan, 1975 [microform]. Photoduplication Service. University of the Philippines Library.

芝加哥风格引文

Morito, Celestino C. An Economic Analysis of Sweet Potato Farms in Eastern Visayan, 1975 [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1980.

MLA引文

Morito, Celestino C. An Economic Analysis of Sweet Potato Farms in Eastern Visayan, 1975 [microform]. Photoduplication Service. University of the Philippines Library, 1980.