Citação norma APA

Siu, B. W., Leung, S. S., Ip, P., Hung, S. F., & O'Hara, M. W. (2012). Antenatal risk factors for postnatal depression: A prospective study of chinese women at maternal and child health centres. BioMed Central.

Citação norma Chicago

Siu, Bonnie WM, Shirley SL Leung, Patrick Ip, Se Fong Hung, and Michael W. O'Hara. Antenatal Risk Factors for Postnatal Depression: A Prospective Study of Chinese Women At Maternal and Child Health Centres. BioMed Central, 2012.

Citação norma MLA

Siu, Bonnie WM, et al. Antenatal Risk Factors for Postnatal Depression: A Prospective Study of Chinese Women At Maternal and Child Health Centres. BioMed Central, 2012.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.