Cita APA (7a ed.)

Knorr, W. R. (1989). Textual studies in ancient and medieval geometry. Birkhäuser.

Cita Chicago Style (17a ed.)

Knorr, Wilbur Richard. Textual Studies in Ancient and Medieval Geometry. Boston ; Basel ; Berlin: Birkhäuser, 1989.

Cita MLA (9a ed.)

Knorr, Wilbur Richard. Textual Studies in Ancient and Medieval Geometry. Birkhäuser, 1989.