00465nam a2200181Ia 4500 8669 140325s9999 xx 000 0 und d 0-442-21043-4 PK-LaUMT 005.3 CON-P Connell, John L. The professional user's guide to acquiring soft ware Connell, John L.<>Shafer, Lind, J.T. 1987 310 p. EN Shafer, Lind, J.T. BK 9949 9949 0 0 0 0 01 01 2014-03-25 0 005.3 CON-P 9844 2014-03-25 00:00:00 2014-03-25 BK