APA-viite

Pagel, W. (1977). A catalogue of printed books in the Wellcome Historical Medical Library, Volume III: Books printed from 1641 to 1850, F–L.

Chicago-tyylinen lähdeviittaus

Pagel, Walter. A Catalogue of Printed Books in the Wellcome Historical Medical Library, Volume III: Books Printed From 1641 to 1850, F–L. 1977.

MLA-viite

Pagel, Walter. A Catalogue of Printed Books in the Wellcome Historical Medical Library, Volume III: Books Printed From 1641 to 1850, F–L. 1977.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.