Cita APA

Optner, S. L. (1968). Systems analysis: For business management (2a. ed.). Prentice-Hall.

Citación estilo Chicago

Optner, Stanford L. Systems Analysis: For Business Management. 2a. ed. Englewood Cliffs: Prentice-Hall, 1968.

Cita MLA

Optner, Stanford L. Systems Analysis: For Business Management. 2a. ed. Prentice-Hall, 1968.