APA Citation

Valentine, C. W. (1943). The psychology of early childhood: A study of mental development in the first years of life (2nd.). London: Methuen.

Chicago Style Citation

Valentine, C. W. The Psychology of Early Childhood: A Study of Mental Development in the First Years of Life. 2nd. London: Methuen, 1943.

MLA Citation

Valentine, C. W. The Psychology of Early Childhood: A Study of Mental Development in the First Years of Life. 2nd. London: Methuen, 1943.

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