Herrera, O. M. (2003). Handbook on custodial investigation. Rex Book Store.
Chicago Style (17th ed.) CitationHerrera, Oscar M. Handbook on Custodial Investigation. Quezon City: Rex Book Store, 2003.
MLA (9th ed.) CitationHerrera, Oscar M. Handbook on Custodial Investigation. Rex Book Store, 2003.
Warning: These citations may not always be 100% accurate.