Gaya APA

Lago, C, M. (1992). Health Care for the Poor in Latin America and the Caribbean (PAHO Scientific Publication No. 539) . Washington D.C.: PAN American Health Organization.

Gaya MLA

Lago, Carmelo, Mesa. "Health Care for the Poor in Latin America and the Caribbean (PAHO Scientific Publication No. 539)". Washington D.C.: PAN American Health Organization, 1992. print.