TY - BOOK T1 - Principles and Techniques of Vocational Guidance A1 - Myers, George E. PP - New York PB - McGraw-Hill Book Co. YR - 1941 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.139251 OP - 377 NO - Tela. ER -