Citação norma APA

Crampton, D. J., Guo, S., Johnson, D. E., & Richardson, C. C. (2004). The arginine finger of bacteriophage T7 gene 4 helicase: Role in energy coupling. National Academy of Sciences.

Citação norma Chicago

Crampton, Donald J., Shenyuan Guo, Donald E. Johnson, and Charles C. Richardson. The Arginine Finger of Bacteriophage T7 Gene 4 Helicase: Role in Energy Coupling. National Academy of Sciences, 2004.

Citação norma MLA

Crampton, Donald J., Shenyuan Guo, Donald E. Johnson, and Charles C. Richardson. The Arginine Finger of Bacteriophage T7 Gene 4 Helicase: Role in Energy Coupling. National Academy of Sciences, 2004.

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