Alan Guttmacher Institute & Singh, S. (2006). Unintended pregnancy and induced abortion in the Philippines: Causes and consequences. Guttmacher Institute.
Citação do estilo Chicago (17ª ed.)Alan Guttmacher Institute e Susheela Singh. Unintended Pregnancy and Induced Abortion in the Philippines: Causes and Consequences. New York: Guttmacher Institute, 2006.
Citação MLA (9ª ed.)Alan Guttmacher Institute e Susheela Singh. Unintended Pregnancy and Induced Abortion in the Philippines: Causes and Consequences. Guttmacher Institute, 2006.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.