Cita APA (7th ed.)

.Norman, R. J. (1996). Object-oriented systems analysis and design. Prentice Hall.

Cita Chicago (17th ed.)

.Norman, Ronald J. Object-oriented Systems Analysis and Design. Upper Saddle River, NJ: Prentice Hall, 1996.

Cita MLA (9th ed.)

.Norman, Ronald J. Object-oriented Systems Analysis and Design. Prentice Hall, 1996.