Ching, P. (1992). Factors affecting the demand for health services in the Philippines. Philippine Institute for Development Studies.
Chicago Style (17. basım) AtıfChing, Panfila. Factors Affecting the Demand for Health Services in the Philippines. Makati, Metro Manila: Philippine Institute for Development Studies, 1992.
MLA (9th ed.) AtıfChing, Panfila. Factors Affecting the Demand for Health Services in the Philippines. Philippine Institute for Development Studies, 1992.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..