Sison, J. C. (1979). A study of the information needs and uses of agricultural scientists in the University of the Philippines at Los Banos [microform]. Photoduplication Service. University of the Philippines Library.
Lua i Stíl Chicago (17ú heag.)Sison, Josephine Caccam. A Study of the Information Needs and Uses of Agricultural Scientists in the University of the Philippines at Los Banos [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1979.
Lua MLA (9ú heag.)Sison, Josephine Caccam. A Study of the Information Needs and Uses of Agricultural Scientists in the University of the Philippines at Los Banos [microform]. Photoduplication Service. University of the Philippines Library, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.