Sermpong Phapant. (1979). A sociological study of an urban sub-area: Barrio Escopa, Project 4, Quezon City [microform]. Photoduplication Service. University of the Philippines Library.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSermpong Phapant. A Sociological Study of an Urban Sub-area: Barrio Escopa, Project 4, Quezon City [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1979.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিSermpong Phapant. A Sociological Study of an Urban Sub-area: Barrio Escopa, Project 4, Quezon City [microform]. Photoduplication Service. University of the Philippines Library, 1979.
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