Cita APA (7th ed.)

Tjeerd Plomp. (1991). Implementation of computers in education. Pergamon Press.

Cita Chicago (17th ed.)

Tjeerd Plomp. Implementation of Computers in Education. Oxford: Pergamon Press, 1991.

Cita MLA (9th ed.)

Tjeerd Plomp. Implementation of Computers in Education. Pergamon Press, 1991.