Philippine Council for Health Research and Development & Research Information, Communication, and Utilization Program. (1991). Inventory of health researches 1990-1991. The Department.
Chicago-referens (17:e uppl.)Philippine Council for Health Research and Development och Communication Research Information. Inventory of Health Researches 1990-1991. Bicutan, Taguig Metro Manila: The Department, 1991.
MLA-referens (9:e uppl.)Philippine Council for Health Research and Development och Communication Research Information. Inventory of Health Researches 1990-1991. The Department, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.