APA-referens (7:e uppl.)

Ching, P., & Carlos, F. N. (1996). The choice of adult health care provider and access across income groups: The Philippine case. School of Economics, University of the Philippines.

Chicago-referens (17:e uppl.)

Ching, Panfila, och Fidelina Natividad Carlos. The Choice of Adult Health Care Provider and Access Across Income Groups: The Philippine Case. Quezon City: School of Economics, University of the Philippines, 1996.

MLA-referens (9:e uppl.)

Ching, Panfila, och Fidelina Natividad Carlos. The Choice of Adult Health Care Provider and Access Across Income Groups: The Philippine Case. School of Economics, University of the Philippines, 1996.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.