Gonzales, L. R. (1976). Maintenance of cleanliness of the rizal Park [microform]. Photoduplication Service, University of the Philippines Library.
Цитирование в стиле Чикаго (17-е изд.)Gonzales, Leticia Riteza. Maintenance of Cleanliness of the Rizal Park [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
Цитирование MLA (9-е изд.)Gonzales, Leticia Riteza. Maintenance of Cleanliness of the Rizal Park [microform]. Photoduplication Service, University of the Philippines Library, 1976.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.