APA Citatie

Nowalk, M. P., Lin, C. J., Zimmerman, R. K., Ko, F., Hoberman, A., Zoffel, L., & Kearney, D. H. (2007). Changes in parents' perceptions of infant influenza vaccination over two years. National Medical Association.

Chicago Style citaat

Nowalk, Mary Patricia, Chyongchiou J. Lin, Richard K. Zimmerman, Feng-Shou Ko, Alejandro Hoberman, Lisa Zoffel, en Diana H. Kearney. Changes in Parents' Perceptions of Infant Influenza Vaccination Over Two Years. National Medical Association, 2007.

MLA citatie

Nowalk, Mary Patricia, et al. Changes in Parents' Perceptions of Infant Influenza Vaccination Over Two Years. National Medical Association, 2007.