Taber, J. I., Glaser, R., & Schaefer, H. H. (1965). Learning and programmed instruction. Addison-Wesley.
Cita Chicago (17th ed.)Taber, Julian I., Robert Glaser, i Halmuth H. Schaefer. Learning and Programmed Instruction. Reading, Mass.: Addison-Wesley, 1965.
Cita MLA (8th ed.)Taber, Julian I., et al. Learning and Programmed Instruction. Addison-Wesley, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.