एपीए उद्धरण

Mariani-Costantini, R., Horn, T. M., & Callahan, R. (1989). Ancestry of a human endogenous retrovirus family.

शिकागो स्टाइल उद्धरण

Mariani-Costantini, R., T M. Horn, और R. Callahan. Ancestry of a Human Endogenous Retrovirus Family. 1989.

एमएलए उद्धरण

Mariani-Costantini, R., T M. Horn, और R. Callahan. Ancestry of a Human Endogenous Retrovirus Family. 1989.