Citação norma APA

Oljira, L., Berhane, Y., & Worku, A. (2012). Pre-marital sexual debut and its associated factors among in-school adolescents in eastern Ethiopia. BioMed Central.

Citação norma Chicago

Oljira, Lemessa, Yemane Berhane, and Alemayehu Worku. Pre-marital Sexual Debut and Its Associated Factors Among In-school Adolescents in Eastern Ethiopia. BioMed Central, 2012.

Citação norma MLA

Oljira, Lemessa, Yemane Berhane, and Alemayehu Worku. Pre-marital Sexual Debut and Its Associated Factors Among In-school Adolescents in Eastern Ethiopia. BioMed Central, 2012.

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