APA (7e ed.) Bronvermelding

KOREN, E. T. (1974). Flexible guidance in the elementary school: Tested techniques for a stress-Free clasroom. The canter for applied research....

Chicago (17e ed.) Bronvermelding

KOREN, Elaine Todd. Flexible Guidance in the Elementary School: Tested Techniques for a Stress-Free Clasroom. New York: The canter for applied research..., 1974.

MLA (9e ed.) Bronvermelding

KOREN, Elaine Todd. Flexible Guidance in the Elementary School: Tested Techniques for a Stress-Free Clasroom. The canter for applied research..., 1974.