The psychology of learning mathematics
Skemp, Richard R.
The psychology of learning mathematics Richard R. Skemp - Harmondsworth : Penguin Books, [1971]. - 319 p.
0140212108
Mathematics--Study and teaching
QA11
The psychology of learning mathematics Richard R. Skemp - Harmondsworth : Penguin Books, [1971]. - 319 p.
0140212108
Mathematics--Study and teaching
QA11