Introduction to logic / Irving M. Copi, Carl Cohen, Kenneth McMahon. - Copi, Irving M. (OLS)http://pul/name/85800; Cohen, Carl. (OLS)http://pul/name/85801; McMahon, Kenneth. (OLS)http://pul/name/85802 (Pearson education, 2011)
Contiene indice.
Sulla cop.: International edition.