Citação norma APA

Meng, X., Purcell, R. H., Halbur, P. G., Lehman, J. R., Webb, D. M., Tsareva, T. S., . . . Emerson, S. U. (1997). A novel virus in swine is closely related to the human hepatitis E virus. The National Academy of Sciences of the USA.

Citação norma Chicago

Meng, Xiang-Jin, Robert H. Purcell, Patrick G. Halbur, James R. Lehman, Dale M. Webb, Tatiana S. Tsareva, Joseph S. Haynes, Brad J. Thacker, and Suzanne U. Emerson. A Novel Virus in Swine Is Closely Related to the Human Hepatitis E virus. The National Academy of Sciences of the USA, 1997.

Citação norma MLA

Meng, Xiang-Jin, et al. A Novel Virus in Swine Is Closely Related to the Human Hepatitis E virus. The National Academy of Sciences of the USA, 1997.

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