Pimentel, S. I. An evaluation of the effectiveness of labor unions in the Philippines.
Lua i Stíl Chicago (17ú heag.)Pimentel, Susan I. An Evaluation of the Effectiveness of Labor Unions in the Philippines.
Lua MLA (9ú heag.)Pimentel, Susan I. An Evaluation of the Effectiveness of Labor Unions in the Philippines.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.