LONG, ROBERT P. REFERENCE ENCYCLOPEDIA OF PACKAGE PRINTING TECHNIQUES & EQUIPMENT - 2ND ED. - Estados Unidos NAPU 1973 PHILADELPHIA - 289 ISBN: 0912920084 LCCN: 22743 Subjects--Topical Terms: EMPACADORASINDUSTRIA FLEXO GRÁFICAMAQUINAS IMPRESORAS Dewey Class. No.: 681.6