APA aipamena

FITZGERALD JERRY. (1987). FUNDAMENTALS OF SYSTEM ANALYSIS: USING STRUCTURAL ANALYSIS (3.). JOHN WILEY AND SONS.

Chicago Style aipamena

FITZGERALD JERRY. FUNDAMENTALS OF SYSTEM ANALYSIS: USING STRUCTURAL ANALYSIS. 3. JOHN WILEY AND SONS, 1987.

MLA aipamena

FITZGERALD JERRY. FUNDAMENTALS OF SYSTEM ANALYSIS: USING STRUCTURAL ANALYSIS. 3. JOHN WILEY AND SONS, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.