APA (7e ed.) Bronvermelding

Thurstone, T. G. (1967). Learning to think series. Science Research Associates.

Chicago (17e ed.) Bronvermelding

Thurstone, T. G. Learning to Think Series. Chicago, Ill.: Science Research Associates, 1967.

MLA (8e ed.) Bronvermelding

Thurstone, T. G. Learning to Think Series. Science Research Associates, 1967.