4B. J. Zimmerman & D. H.. Schunk (1989). Selfregulated learning and academic achievement. Springer - Verlag New York Inc. pp. 6 - 26.
5B. J. Zimmerman & R. Risemberg, (1997). Self - regulated dimensions of academic Learning and motivation. In Phye G. (ed.). Handbook of academic learning. Academic Press, pp. 105 - 125.