Gaya APA

Prayitno, N., Fadhillah, M. (2011). The Difference of Femal Workers Haemoglobin Level to the Menstrual Length, Nutritional Status, The Comsumption of Inhibitor and Enhancers of Iron . Jakarta: Poltekes Kemenkes Jakarta II.

Gaya MLA

Prayitno, Nanang., Fadhillah, Maya. "The Difference of Femal Workers Haemoglobin Level to the Menstrual Length, Nutritional Status, The Comsumption of Inhibitor and Enhancers of Iron". Jakarta: Poltekes Kemenkes Jakarta II, 2011. Text.