TY - BOOK ID - 1313555 TI - Software-bescherming PY - 1972 SN - 9014020759 PB - Alphen aan den Rijn Samsom DB - UniCat KW - Programming KW - Industrial and intellectual property UR - https://www.unicat.be/uniCat?func=search&query=sysid:1313555 AB - ER -