TY  - BOOK
AU  - Cahn,Steven M.
AU  - Kitcher,Patricia
AU  - Sher,George
TI  - Reason at work: introductory readings in philosophy 
SN  - 0155759914
PY  - 1990///
CY  - San Diego
PB  - Harcourt Brace Jovanovich
ER  -