Cruz, Y. (1989). The status of the Comprehensive School Based Drug Abuse Prevention Program (COSDAPP) in the District of Sibulan, Division of Negros Oriental as perceived by teachers and selected community members during the school year 1988-1989.
Παραπομπή σε μορφή Chicago (17η εκδ.)Cruz, Yvonne. The Status of the Comprehensive School Based Drug Abuse Prevention Program (COSDAPP) in the District of Sibulan, Division of Negros Oriental as Perceived by Teachers and Selected Community Members During the School Year 1988-1989. 1989.
Παραπομπή σε μορφή MLA (9th εκδ.)Cruz, Yvonne. The Status of the Comprehensive School Based Drug Abuse Prevention Program (COSDAPP) in the District of Sibulan, Division of Negros Oriental as Perceived by Teachers and Selected Community Members During the School Year 1988-1989. 1989.