Cita APA (7a ed.)

Davis, A. M. (1993). Software requirements: Objects, functions, and states (rev. ed.). Prentice Hall PTR.

Cita Chicago Style (17a ed.)

Davis, Alan M. Software Requirements: Objects, Functions, and States. rev. ed. Upper Saddle River: Prentice Hall PTR, 1993.

Cita MLA (9a ed.)

Davis, Alan M. Software Requirements: Objects, Functions, and States. rev. ed. Prentice Hall PTR, 1993.