De Guzman, G. G. (1977). The use of alphabeticall listed frame in stratified sampling design [microform]. Photoduplication Service. University of the Philippines Library.
Цитирование в стиле Чикаго (17-е изд.)De Guzman, Generoso G. The Use of Alphabeticall Listed Frame in Stratified Sampling Design [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Цитирование MLA (9-е изд.)De Guzman, Generoso G. The Use of Alphabeticall Listed Frame in Stratified Sampling Design [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.