Saniel, O. P. (1996). Prevalence of HIV and correlates of condom use among commercial sex workers in Metro Manila, Philippines. UMI Dissertation Services.
芝加哥风格引文Saniel, Ofelia Pardo. Prevalence of HIV and Correlates of Condom Use Among Commercial Sex Workers in Metro Manila, Philippines. Ann Arbor, Mich: UMI Dissertation Services, 1996.
MLA引文Saniel, Ofelia Pardo. Prevalence of HIV and Correlates of Condom Use Among Commercial Sex Workers in Metro Manila, Philippines. UMI Dissertation Services, 1996.
警告：这些引文格式不一定是100％准确.