APA

Lawson D. E. M., Lawson D. E., . (1978). Vitamin D. London [u.a.]: Academic Press.

Chicago

Lawson D Eric M, Lawson D E, . 1978. Vitamin D. London [u.a.]: Academic Press.

Harvard

Lawson D. E. M., Lawson D. E., . (1978). Vitamin D. London [u.a.]: Academic Press.

MLA

Lawson D Eric M, Lawson D E, . Vitamin D. London [u.a.]: Academic Press. 1978.