Cita APA (7a ed.)
Bentley, M. E., Caulfield, L. E., Santizo, M., Hurtado, E., Rivera, J. A., Ruel, M. T., & Brown, K. H. (1997). Zinc supplementation affect the activity patterns of rural Guatemalan infants. Elsevier.
Cita Chicago Style (17a ed.)
Bentley, M. E., Laura E. Caulfield, Maria-Claudia Santizo, Elena Hurtado, Juan A. Rivera, Marie T. Ruel, y Kenneth H. Brown. Zinc Supplementation Affect the Activity Patterns of Rural Guatemalan Infants. Elsevier, 1997.
Cita MLA (9a ed.)
Bentley, M. E., et al. Zinc Supplementation Affect the Activity Patterns of Rural Guatemalan Infants. Elsevier, 1997.
Precaución: Estas citas no son 100% exactas.