MLA

Kohlmeier, Martin, and Gabrielle Z Kohlmeier. Nutrigenetics. Academic Press, 2013.

APA

Kohlmeier, M., & Kohlmeier, G. Z. (2013). Nutrigenetics. Academic Press.

Chicago

Kohlmeier, Martin, and Gabrielle Z Kohlmeier. Nutrigenetics. : Academic Press, 2013.