Petersen, C. S., Søndergaard, J., & Wantzin, G. L. (1988). AIDS related changes in pattern of sexually transmitted disease (STD) in an STD clinic in Copenhagen.
Citação norma ChicagoPetersen, C S., J. Søndergaard, and G L. Wantzin. AIDS Related Changes in Pattern of Sexually Transmitted Disease (STD) in an STD Clinic in Copenhagen. 1988.
MLA引文Petersen, C S., J. Søndergaard, and G L. Wantzin. AIDS Related Changes in Pattern of Sexually Transmitted Disease (STD) in an STD Clinic in Copenhagen. 1988.
警告：這些引文格式不一定是100％准確.