De arte bene cogitandi, ad artem dicendi bene, necessaria
Publisher: Typis S.R.M. & Reipublicae Sch. Piar.
Published: 1767
Place of publication: Varsaviae
Language: lat
Notes: Vol. 1 without contents.

Latin text.

Continues his De emendandis eloquentiam vitiis.
Table of contents: title: -2. De dispositione oratoria.; title: 3. De elocutione.