APA

Girard M., Kieny M. P., Pinter A., Barre-Sinoussi F., Nara P., Kolbe H., Kusumi K., Chaput A., Reinhart T. & Muchmore E. (19910228). Immunization of chimpanzees confers protection against challenge with human immunodeficiency virus. : Proceedings of the National Academy of Sciences of the United States of America.

Chicago

Girard M, Kieny M P, Pinter A, Barre-Sinoussi F, Nara P, Kolbe H, Kusumi K, Chaput A, Reinhart T and Muchmore E. 19910228. Immunization of chimpanzees confers protection against challenge with human immunodeficiency virus. : Proceedings of the National Academy of Sciences of the United States of America.

Harvard

Girard M., Kieny M. P., Pinter A., Barre-Sinoussi F., Nara P., Kolbe H., Kusumi K., Chaput A., Reinhart T. and Muchmore E. (19910228). Immunization of chimpanzees confers protection against challenge with human immunodeficiency virus. : Proceedings of the National Academy of Sciences of the United States of America.

MLA

Girard M, Kieny M P, Pinter A, Barre-Sinoussi F, Nara P, Kolbe H, Kusumi K, Chaput A, Reinhart T and Muchmore E. Immunization of chimpanzees confers protection against challenge with human immunodeficiency virus. : Proceedings of the National Academy of Sciences of the United States of America. 19910228.