Cita APA (7a ed.)
Casterline, J. E., Allen, L. H., & Ruel, M. T. (1997). Vitamin B-12 deficiency is very prevalent in lactating Guatemalan women and their infants at three months postpartum. Elsevier.
Cita Chicago Style (17a ed.)
Casterline, Jennifer E., Lindsay H. Allen, y Marie T. Ruel. Vitamin B-12 Deficiency Is Very Prevalent in Lactating Guatemalan Women and Their Infants at Three Months Postpartum. Elsevier, 1997.
Cita MLA (9a ed.)
Casterline, Jennifer E., et al. Vitamin B-12 Deficiency Is Very Prevalent in Lactating Guatemalan Women and Their Infants at Three Months Postpartum. Elsevier, 1997.
Precaución: Estas citas no son 100% exactas.