MLA

Cowart, L. Ashley, and Lauren Ashley Cowart. Sphingolipids and Metabolic Disease. Springer New York, 2011.

APA

Cowart, L. AshleyCowart, L. Ashley. (2011). Sphingolipids and Metabolic Disease. Springer New York.

Chicago

Cowart, L. Ashley, and Lauren Ashley Cowart. Sphingolipids and Metabolic Disease. : Springer New York, 2011.