00528nam a2200205Ia 4500 28469 140415s9999 xx 000 0 und d 81-297-0391-2 PK-LaUMT 005.1 LEF-M Dean Leffingwell Maging software requirements a use case approach Dean Leffingwell<>Don Widrig 2nd Delhi,India: Pearson Education, 2003 502 p. EN Software Don Widrig BK 28597 28597 0 0 0 0 01 01 2014-04-15 2 005.1 LEF-M 34262 2015-11-17 00:00:00 2015-11-11 2014-04-25 BK