Cita APA (7a ed.)

Fairley, R. E. (1985). Software engineering concepts. [S.n.].

Cita Chicago Style (17a ed.)

Fairley, Richard E. Software Engineering Concepts. Nueva York: [S.n.], 1985.

Cita MLA (9a ed.)

Fairley, Richard E. Software Engineering Concepts. [S.n.], 1985.