APA (7th ed.) Citation

Raup, R. B. (1950). The improvement of practical intelligence: The central task of education (Rev. ed.). Harper.

Chicago Style (17th ed.) Citation

Raup, Robert B. The Improvement of Practical Intelligence: The Central Task of Education. Rev. ed. New York: Harper, 1950.

MLA (8th ed.) Citation

Raup, Robert B. The Improvement of Practical Intelligence: The Central Task of Education. Rev. ed. Harper, 1950.