TY  - BOOK
AU  - Miller, Arthur R.                                                                                                                                                                                                                                                                                           
TI  - Introducing formal logic : text and workbook                                                                                                                                                                                                                                                                                                                                                                    
SN  - 0-536-58221-1
U1  - 160 M6471i2 1992                                                                                 
PY  - 1992///
CY  - Needham Heights, Massachusetts  
PB  - Ginn Press
KW  - Lógica
ER  -