Soberano, J. D. (1957). The in-service training program: First national conference of government training officers. Philippine Journal of Public Administration.
Lua i Stíl Chicago (17ú heag.)Soberano, Jose D. "The In-service Training Program: First National Conference of Government Training Officers." Philippine Journal of Public Administration 1957.
Lua MLA (9ú heag.)Soberano, Jose D. "The In-service Training Program: First National Conference of Government Training Officers." Philippine Journal of Public Administration, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.