Castillo, G. T. (1961). A study of occupational evaluation in the Philippines.
Lua i Stíl Chicago (17ú heag.)Castillo, Gelia Tagumpay. A Study of Occupational Evaluation in the Philippines. 1961.
Lua MLA (9ú heag.)Castillo, Gelia Tagumpay. A Study of Occupational Evaluation in the Philippines. 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.