APA (7th ed.) Citation

Sadler, J. E. (1975). Concepts in primary education: Foundations for the child-centered classroom. Schocken Books.

Chicago Style (17th ed.) Citation

Sadler, John Edward. Concepts in Primary Education: Foundations for the Child-centered Classroom. New York: Schocken Books, 1975.

MLA (9th ed.) Citation

Sadler, John Edward. Concepts in Primary Education: Foundations for the Child-centered Classroom. Schocken Books, 1975.

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