1999 - Soft Systems Methodology in Action (Paperback) → Paperback ISBN-13: 9780471986058 ISBN-10: 0471986054 Genres: Business & Money, Computers & Technology, Science & Math ? 1990 - Soft Systems Methodology in Action (Paperback) → Paperback ISBN-13: 9780471927686 ISBN-10: 0471927686 Genres: Business & Money, Computers & Technology, Science & Math ? |