APA
Kuźma E., Soni M., Littlejohns T. J., Ranson J. M., van Schoor N. M., Deeg D. J. H., Comijs H., Chaves P. H. M., Kestenbaum B. R., Kuller L. H., Lopez O. L., Becker J. T., Langa K. M., Henley W. E., Lang I. A., Ukoumunne O. C. & Llewellyn D. J. (20161213). Vitamin D and Memory Decline: Two Population-Based Prospective Studies. : Journal of Alzheimer's disease : JAD.
Chicago
Kuźma Elżbieta, Soni Maya, Littlejohns Thomas J, Ranson Janice M, van Schoor Natasja M, Deeg Dorly J H, Comijs Hannie, Chaves Paulo H M, Kestenbaum Bryan R, Kuller Lewis H, Lopez Oscar L, Becker James T, Langa Kenneth M, Henley William E, Lang Iain A, Ukoumunne Obioha C and Llewellyn David J. 20161213. Vitamin D and Memory Decline: Two Population-Based Prospective Studies. : Journal of Alzheimer's disease : JAD.
Harvard
Kuźma E., Soni M., Littlejohns T. J., Ranson J. M., van Schoor N. M., Deeg D. J. H., Comijs H., Chaves P. H. M., Kestenbaum B. R., Kuller L. H., Lopez O. L., Becker J. T., Langa K. M., Henley W. E., Lang I. A., Ukoumunne O. C. and Llewellyn D. J. (20161213). Vitamin D and Memory Decline: Two Population-Based Prospective Studies. : Journal of Alzheimer's disease : JAD.
MLA
Kuźma Elżbieta, Soni Maya, Littlejohns Thomas J, Ranson Janice M, van Schoor Natasja M, Deeg Dorly J H, Comijs Hannie, Chaves Paulo H M, Kestenbaum Bryan R, Kuller Lewis H, Lopez Oscar L, Becker James T, Langa Kenneth M, Henley William E, Lang Iain A, Ukoumunne Obioha C and Llewellyn David J. Vitamin D and Memory Decline: Two Population-Based Prospective Studies. : Journal of Alzheimer's disease : JAD. 20161213.