APA
Pete Sawyer B. P. P. H., . (2007). Requirements Engineering: Foundation for Software Quality. Germany: Springer.
Chicago
Pete Sawyer Barbara Paech Patrick Heymans, . 2007. Requirements Engineering: Foundation for Software Quality. Germany: Springer.
Harvard
Pete Sawyer B. P. P. H., . (2007). Requirements Engineering: Foundation for Software Quality. Germany: Springer.
MLA
Pete Sawyer Barbara Paech Patrick Heymans, . Requirements Engineering: Foundation for Software Quality. Germany: Springer. 2007.