APA (7th ed.) Citation

AF, S., FE, T., AF, S., JB, J., RG, Z., N, P., . . . LC, H. (1995). Improving food frequency questionnaires: A qualitative approach using cognitive interviewing. Journal of the American Dietetic Association, 95(7), 781. https://doi.org/10.1016/s0002-8223(95)00217-0

Chicago Style (17th ed.) Citation

AF, Subar, et al. "Improving Food Frequency Questionnaires: A Qualitative Approach Using Cognitive Interviewing." Journal of the American Dietetic Association 95, no. 7 (1995): 781. https://doi.org/10.1016/s0002-8223(95)00217-0.

MLA (9th ed.) Citation

AF, Subar, et al. "Improving Food Frequency Questionnaires: A Qualitative Approach Using Cognitive Interviewing." Journal of the American Dietetic Association, vol. 95, no. 7, 1995, p. 781, https://doi.org/10.1016/s0002-8223(95)00217-0.