MLA

van den Eijnden, Regina J.J.M. The Impact of Prevalence Information Regarding Safe Sex. Groningen: RUG, 1998.

APA

van den Eijnden, R. J.J.M. (1998). The impact of prevalence information regarding safe sex. Groningen: RUG.

Chicago

van den Eijnden, Regina J.J.M. The Impact of Prevalence Information Regarding Safe Sex. Groningen: RUG, 1998.