Cita APA (7a ed.)

Duff, E. G. (1974). Early English printing: A series of facsimiles of all the types used in England during the XVth century, with some of those used in the printing of English books abroad. Georg Olms.

Cita Chicago Style (17a ed.)

Duff, E. Gordon. Early English Printing: A Series of Facsimiles of All the Types Used in England During the XVth Century, with Some of Those Used in the Printing of English Books Abroad. Hildesheim [etc.]: Georg Olms, 1974.

Cita MLA (9a ed.)

Duff, E. Gordon. Early English Printing: A Series of Facsimiles of All the Types Used in England During the XVth Century, with Some of Those Used in the Printing of English Books Abroad. Georg Olms, 1974.