Cita APA

Sullivan, P. S., Khosropour, C. M., Luisi, N., Amsden, M., Coggia, T., Wingood, G. M., & DiClemente, R. J. (2011). Bias in Online Recruitment and Retention of Racial and Ethnic Minority Men Who Have Sex With Men. Gunther Eysenbach.

Chicago Style Citation

Sullivan, Patrick S., Christine M. Khosropour, Nicole Luisi, Matthew Amsden, Tom Coggia, Gina M. Wingood, i Ralph J. DiClemente. Bias in Online Recruitment and Retention of Racial and Ethnic Minority Men Who Have Sex With Men. Gunther Eysenbach, 2011.

Cita MLA

Sullivan, Patrick S., et al. Bias in Online Recruitment and Retention of Racial and Ethnic Minority Men Who Have Sex With Men. Gunther Eysenbach, 2011.