Richmond, W. K. (1965). Teachers and machines: An introduction to the theory and practice of programmed learning. London: Collins.
Παραπομπή Chicago StyleRichmond, W. Kenneth. Teachers and Machines: An Introduction to the Theory and Practice of Programmed Learning. London: Collins, 1965.
Παραπομπή MLARichmond, W. Kenneth. Teachers and Machines: An Introduction to the Theory and Practice of Programmed Learning. London: Collins, 1965.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.