Citação norma APA

Ha, Y., Stevens, D. J., Skehel, J. J., & Wiley, D. C. (2001). X-ray structures of H5 avian and H9 swine influenza virus hemagglutinins bound to avian and human receptor analogs. The National Academy of Sciences.

Citação norma Chicago

Ha, Ya, David J. Stevens, John J. Skehel, and Don C. Wiley. X-ray Structures of H5 Avian and H9 Swine Influenza Virus Hemagglutinins Bound to Avian and Human Receptor Analogs. The National Academy of Sciences, 2001.

Citação norma MLA

Ha, Ya, David J. Stevens, John J. Skehel, and Don C. Wiley. X-ray Structures of H5 Avian and H9 Swine Influenza Virus Hemagglutinins Bound to Avian and Human Receptor Analogs. The National Academy of Sciences, 2001.

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