Carunungan, N. T. (1974). A survey of the children's literature program in the primary grades of the public elementary schools of Manila [microform]. Photoduplication Service, University of the Philippines Library.
Lua i Stíl Chicago (17ú heag.)Carunungan, Natividad T. A Survey of the Children's Literature Program in the Primary Grades of the Public Elementary Schools of Manila [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1974.
Lua MLA (9ú heag.)Carunungan, Natividad T. A Survey of the Children's Literature Program in the Primary Grades of the Public Elementary Schools of Manila [microform]. Photoduplication Service, University of the Philippines Library, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.