TY - BOOK ID - 126730228 TI - COBOL for students AU - Parkin, Andrew AU - Barnes, Roger AU - Yorke, Richard PY - 1990 SN - 9780340517987 0340517980 PB - London: Edward Arnold, DB - UniCat KW - COBOL (Computer program language) UR - https://www.unicat.be/uniCat?func=search&query=sysid:126730228 AB - ER -