Cita APA (7th ed.)

Alessi, S. R., & Trollip, S. R. (1991). Computer-based instructional methods and developments (2nd ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Alessi, Stephen R., i Stanley R. Trollip. Computer-based Instructional Methods and Developments. 2nd ed. Englewood Cliffs, N.J: Prentice-Hall, 1991.

Cita MLA (9th ed.)

Alessi, Stephen R., i Stanley R. Trollip. Computer-based Instructional Methods and Developments. 2nd ed. Prentice-Hall, 1991.