TY - BOOK ID - 126694767 TI - Ans Cobol AU - Ashley, Ruth AU - Stern, Nancy B. PY - 1979 SN - 0471051365 9780471051367 PB - New York: Wiley, DB - UniCat KW - COBOL (Computer program language) UR - https://www.unicat.be/uniCat?func=search&query=sysid:126694767 AB - ER -