Four tracts on logic :
Suppositiones ; Fallacie ; Obligationes ; Insolubilia /
John of Holland ; first critical edition from the manuscripts, with an introduction and indices by E.P. Bos.
APA Citation
John, o. Holland., Bos, E. P. (1985). Four tracts on logic: Suppositiones ; Fallacie ; Obligationes ; Insolubilia. Nijmegen: Ingenium.
MLA Citation
John, of Holland, and Egbert P. Bos. Four Tracts On Logic: Suppositiones ; Fallacie ; Obligationes ; Insolubilia. Nijmegen: Ingenium, 1985.
Warning: These citations may not always be complete (especially for serials).