Sibal, J. A. R. (1987). Philippine labor jurisprudence and practice (3rd ed.). Central Lawbook Pub.
Chicago Style (17th ed.) CitationSibal, Jose Agaton R. Philippine Labor Jurisprudence and Practice. 3rd ed. Quezon City: Central Lawbook Pub, 1987.
MLA (9th ed.) CitationSibal, Jose Agaton R. Philippine Labor Jurisprudence and Practice. 3rd ed. Central Lawbook Pub, 1987.
Warning: These citations may not always be 100% accurate.