APA (7th ed.) Citation

RICHARD, R. THE PSYCHOLOGY OF LEARNING MATHEMATICS. PENGUIN BOOKS.

Chicago Style (17th ed.) Citation

RICHARD, R.SKEMP. THE PSYCHOLOGY OF LEARNING MATHEMATICS. PENGUIN BOOKS.

MLA (8th ed.) Citation

RICHARD, R.SKEMP. THE PSYCHOLOGY OF LEARNING MATHEMATICS. PENGUIN BOOKS.

Warning: These citations may not always be 100% accurate.