TY  - BOOK
AU  - Sigwart,Christoph
AU  - Dendy,Helen
ED  - Asutosh Collection (National Library, India)
TI  - Logic
U1  - 160 
PY  - 1895///
CY  - London
PB  - Swan Sonnenschein
KW  - Logic
N1  - Vol. 1. The judgment, concept and inference. - v. 2. Logical methods.translated by Helen Dendy
ER  -