Cita APA (7th ed.)

Naumann, H. H., Schaefer, S., Yoshida, C. F. T., Gaspar, A., Repp, R., & Gerlich, W. H. (1993). Identification of a new hepatitis B virus (HBV) genotype from Brazil that expresses HBV surface antigen subtype adw4.

Cita Chicago (17th ed.)

Naumann, H. H., Stephan Schaefer, Clara Fumiko Tachibana Yoshida, Ana Gaspar, Reinald Repp, i Wolfram H. Gerlich. Identification of a New Hepatitis B Virus (HBV) Genotype from Brazil That Expresses HBV Surface Antigen Subtype Adw4. 1993.

Cita MLA (9th ed.)

Naumann, H. H., et al. Identification of a New Hepatitis B Virus (HBV) Genotype from Brazil That Expresses HBV Surface Antigen Subtype Adw4. 1993.