APA citiranje

Johnson, D., Merino, Y., Berkowitz, N., Vasilenko, O., Larkin, B., Young, S., . . . Ledgerwood, J. (2009). P15-30 LB. An evaluation of prescreen recruitment data: Enrolling racial/ethnic minorities in Phase I HIV vaccine clinical trials. BioMed Central.

Citação norma Chicago

Johnson, D., Y. Merino, N. Berkowitz, O. Vasilenko, B. Larkin, S. Young, B. Graham, and JM Ledgerwood. P15-30 LB. An Evaluation of Prescreen Recruitment Data: Enrolling Racial/ethnic Minorities in Phase I HIV Vaccine Clinical Trials. BioMed Central, 2009.

MLA citiranje

Johnson, D., et al. P15-30 LB. An Evaluation of Prescreen Recruitment Data: Enrolling Racial/ethnic Minorities in Phase I HIV Vaccine Clinical Trials. BioMed Central, 2009.