Cita APA (7a ed.)
Gerard O'Regan. Introduction to Software Process Improvement. Springer.
Cita estilo Chicago (17a ed.)
Gerard O'Regan. Introduction to Software Process Improvement. Londres, Inglaterra: Springer.
Cita MLA (9a ed.)
Gerard O'Regan. Introduction to Software Process Improvement. Springer.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.