Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.