TY - BOOK T1 - Principles of perspective A1 - Walters, Nigel A2 - Bromham, John LA - English PP - London PB - Architectural pres YR - 1970 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/daq.100156 OP - 127 KW - PERSPECTIVA ER -