Citazione APA

Friedman, S. R., Sandoval, M., Mateu-Gelabert, P., Rossi, D., Gwadz, M., Dombrowski, K., . . . Perlman, D. (2013). Theory, Measurement and Hard Times: Some issues for HIV/AIDS research.

Stile di citazione Chicago

Friedman, Samuel R., et al. Theory, Measurement and Hard Times: Some Issues for HIV/AIDS Research. 2013.

Citazione MLA

Friedman, Samuel R., et al. Theory, Measurement and Hard Times: Some Issues for HIV/AIDS Research. 2013.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.