APA (7th ed.) Citation

National Middle School Association & Irvin, J. L. (1997). What current research says to the middle level practitioner. National Middle School Association.

Chicago Style (17th ed.) Citation

National Middle School Association and Judith L. Irvin. What Current Research Says to the Middle Level Practitioner. Columbus, OH: National Middle School Association, 1997.

MLA (9th ed.) Citation

National Middle School Association and Judith L. Irvin. What Current Research Says to the Middle Level Practitioner. National Middle School Association, 1997.