Hamad, R., & Rehkopf, D. H. (2015). Poverty, Pregnancy, and Birth Outcomes: A Study of the Earned Income Tax Credit. Paediatr Perinat Epidemiol.
استشهاد بنمط شيكاغوHamad, Rita, و David H. Rehkopf. "Poverty, Pregnancy, and Birth Outcomes: A Study of the Earned Income Tax Credit." Paediatr Perinat Epidemiol 2015.
MLA استشهادHamad, Rita, و David H. Rehkopf. "Poverty, Pregnancy, and Birth Outcomes: A Study of the Earned Income Tax Credit." Paediatr Perinat Epidemiol 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.