Cita APA (7a ed.)

Webb, J. W., & Reis, R. A. (1995). Programmable logic controllers: Principles and applications (3rd ed.). Prentice-Hall.

Cita Chicago Style (17a ed.)

Webb, John W., y Ronald A. Reis. Programmable Logic Controllers: Principles and Applications. 3rd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1995.

Cita MLA (8a ed.)

Webb, John W., y Ronald A. Reis. Programmable Logic Controllers: Principles and Applications. 3rd ed. Prentice-Hall, 1995.