Dyfyniad APA

Loveday, C., Pomeroy, L., Weller, I. V., Quirk, J., Hawkins, A., Williams, H., . . . Adler, M. W. (1989). Human immunodeficiency viruses in patients attending a sexually transmitted disease clinic in London, 1982-7.

Dyfyniad Arddull Chicago

Loveday, C., et al. Human Immunodeficiency Viruses in Patients Attending a Sexually Transmitted Disease Clinic in London, 1982-7. 1989.

Dyfyniad MLA

Loveday, C., et al. Human Immunodeficiency Viruses in Patients Attending a Sexually Transmitted Disease Clinic in London, 1982-7. 1989.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.