TY  - BOOK
AU  - Shaw, Merville Charles
TI  - School guidance systems: Objetives, functions, evaluation, and change 
SN  - 0-395-14058-7
AV  - LB1027.5 S42
PY  - 1973///
CY  - Boston
PB  - Houghton mifflin
KW  - Orientación educativa
ER  -