De la Cueva, P. (1975). A critical evaluation of the work of typists and stenographers in government and business offices [microform]. Photoduplication Service, University of the Philippines Library.
Lua i Stíl Chicago (17ú heag.)De la Cueva, Potenciano. A Critical Evaluation of the Work of Typists and Stenographers in Government and Business Offices [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1975.
Lua MLA (9ú heag.)De la Cueva, Potenciano. A Critical Evaluation of the Work of Typists and Stenographers in Government and Business Offices [microform]. Photoduplication Service, University of the Philippines Library, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.