Cita APA (7a ed.)

Hemelaar, J., Gouws, E., Ghys, P., & Osmanov, S. (2008). Representative sampling and analysis in HIV molecular epidemiology studies.

Cita Chicago Style (17a ed.)

Hemelaar, J., E. Gouws, P. Ghys, y S. Osmanov. Representative Sampling and Analysis in HIV Molecular Epidemiology Studies. 2008.

Cita MLA (9a ed.)

Hemelaar, J., et al. Representative Sampling and Analysis in HIV Molecular Epidemiology Studies. 2008.