Παραπομπή σε μορφή APA (7η εκδ.)

Iversen, A., Learn, G., Fugger, L., Gerstoft, J., Mullins, J., & Skinhoj, P. (1999). Presence of multiple HIV subtypes and a high frequency of subtype chimeric viruses in heterosexually infected women.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Iversen, A., G. Learn, L. Fugger, J. Gerstoft, J. Mullins, και P. Skinhoj. Presence of Multiple HIV Subtypes and a High Frequency of Subtype Chimeric Viruses in Heterosexually Infected Women. 1999.

Παραπομπή σε μορφή MLA (9th εκδ.)

Iversen, A., et al. Presence of Multiple HIV Subtypes and a High Frequency of Subtype Chimeric Viruses in Heterosexually Infected Women. 1999.