Citação norma APA

Sami, N., Ali, T. S., Wasim, S., & Saleem, S. (2012). Risk Factors for Secondary Infertility among Women in Karachi, Pakistan. Public Library of Science.

Citação norma Chicago

Sami, Neelofar, Tazeen Saeed Ali, Saba Wasim, and Sarah Saleem. Risk Factors for Secondary Infertility Among Women in Karachi, Pakistan. Public Library of Science, 2012.

Citação norma MLA

Sami, Neelofar, Tazeen Saeed Ali, Saba Wasim, and Sarah Saleem. Risk Factors for Secondary Infertility Among Women in Karachi, Pakistan. Public Library of Science, 2012.

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