Sibal, J. Policy issues and challenges in the Philippine labor sector.
Čikaški stil citiranja (17. izdanje)Sibal, Jorge. Policy Issues and Challenges in the Philippine Labor Sector.
MLA način citiranja (9. izdanje)Sibal, Jorge. Policy Issues and Challenges in the Philippine Labor Sector.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.