TY - BOOK T1 - Audio-visual : Materials and techniques A1 - Kinder, James S. LA - English PP - New York PB - American Book Company YR - 1959 ED - 2nd ed. UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.koha16428 OP - 592 ER -