Cita APA (7th ed.)

Sigfried, S. (1996). Understanding object-oriented software engineering. IEEE Press.

Cita Chicago (17th ed.)

Sigfried, Stefan. Understanding Object-oriented Software Engineering. Piscataway, N.J: IEEE Press, 1996.

Cita MLA (9th ed.)

Sigfried, Stefan. Understanding Object-oriented Software Engineering. IEEE Press, 1996.