Cita APA (7th ed.)
Zaidi, A. (1995). SPC: Concepts, methodologies and tools. Prentice-Hall.
Cita Chicago (17th ed.)
Zaidi, A. SPC: Concepts, Methodologies and Tools. New Delhi: Prentice-Hall, 1995.
Cita MLA (9th ed.)
Zaidi, A. SPC: Concepts, Methodologies and Tools. Prentice-Hall, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.