Wieringa, R., & Persson, A. (2010). Requirements engineering: foundation for software quality: 16th international working conference, REFSQ 2010, Essen, Germany, June 30-July 2, 2010. Proceedings. Springer.
Chicago-referens (17:e uppl.)Wieringa, Roel, och Anne Persson. Requirements Engineering: Foundation for Software Quality: 16th International Working Conference, REFSQ 2010, Essen, Germany, June 30-July 2, 2010. Proceedings. Berlin, Heidelberg: Springer, 2010.
MLA-referens (8:e uppl.)Wieringa, Roel, och Anne Persson. Requirements Engineering: Foundation for Software Quality: 16th International Working Conference, REFSQ 2010, Essen, Germany, June 30-July 2, 2010. Proceedings. Springer, 2010.
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