SpringerLink (Online service), Grünbacher, P., & Perini, A. (2017). Requirements Engineering: Foundation for Software Quality: 23rd International Working Conference, REFSQ 2017, Essen, Germany, February 27 – March 2, 2017, Proceedings. Springer International Publishing : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Paul Grünbacher, και Anna Perini. Requirements Engineering: Foundation for Software Quality: 23rd International Working Conference, REFSQ 2017, Essen, Germany, February 27 – March 2, 2017, Proceedings. Cham: Springer International Publishing : Imprint: Springer, 2017.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Requirements Engineering: Foundation for Software Quality: 23rd International Working Conference, REFSQ 2017, Essen, Germany, February 27 – March 2, 2017, Proceedings. Springer International Publishing : Imprint: Springer, 2017.
