Citação norma APA

Nichols, B. L., Avery, S., Sen, P., Swallow, D. M., Hahn, D., & Sterchi, E. (2003). The maltase-glucoamylase gene: Common ancestry to sucrase-isomaltase with complementary starch digestion activities. The National Academy of Sciences.

Citação norma Chicago

Nichols, Buford L., Stephen Avery, Partha Sen, Dallas M. Swallow, Dagmar Hahn, and Erwin Sterchi. The Maltase-glucoamylase Gene: Common Ancestry to Sucrase-isomaltase With Complementary Starch Digestion Activities. The National Academy of Sciences, 2003.

Citação norma MLA

Nichols, Buford L., et al. The Maltase-glucoamylase Gene: Common Ancestry to Sucrase-isomaltase With Complementary Starch Digestion Activities. The National Academy of Sciences, 2003.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.