TY  - BOOK
AU  - Saunders, Phillips                                                                                                                                                                                                                                                                                          
TI  - Principles of economics course : a handbook for instructors                                                                                                                                                                                                                                                                                                                                                     
U1  - 330.071 P9575p 1990                                                                                  
PY  - 1990///
CY  - New York 
PB  - McGraw-Hill
KW  - Economía
ER  -