Cita APA

Schulz, T. F., Whitby, D., Hoad, J. G., Corrah, T., Whittle, H., & Weiss, R. A. (1990). Biological and molecular variability of human immunodeficiency virus type 2 isolates from The Gambia.

Chicago Style Citation

Schulz, T F., D. Whitby, J G. Hoad, T. Corrah, H. Whittle, i R A. Weiss. Biological and Molecular Variability of Human Immunodeficiency Virus Type 2 Isolates From The Gambia. 1990.

Cita MLA

Schulz, T F., et al. Biological and Molecular Variability of Human Immunodeficiency Virus Type 2 Isolates From The Gambia. 1990.