De libro rationis Guillelmi de Erqueto
Subtitle: Thesim ...
By: proponebat Joseph Petit ...
Publisher: A. Picard filiusque ediderunt
Published: 1900
Place of publication: Lutetia︠e︡ Parisiorum
Language: lat
Number of pages: 146
Notes: Thesis, Paris.

Microfilm. New York, N.Y., Columbia University Libraries, 1994. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1994.