Παραπομπή σε μορφή APA (7η εκδ.)

Fitzerald Jerry & Fitzerald Ardra F. (1987). Fundamentals of systems analysis: Using structured analysis and design techniques (3rd ed.). Wiley, J.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Fitzerald Jerry και Fitzerald Ardra F. Fundamentals of Systems Analysis: Using Structured Analysis and Design Techniques. 3rd ed. Wiley, J, 1987.

Παραπομπή σε μορφή MLA (8th εκδ.)

Fitzerald Jerry και Fitzerald Ardra F. Fundamentals of Systems Analysis: Using Structured Analysis and Design Techniques. 3rd ed. Wiley, J, 1987.