APA (7th ed.) Citation

Sabaroff, R. E., & Hanna, M. A. (1974). The open classroom: A practical guide for the teacher of the elementary grades. Scarecrow Press.

Chicago Style (17th ed.) Citation

Sabaroff, Rose Epstein, and Mary Ann Hanna. The Open Classroom: A Practical Guide for the Teacher of the Elementary Grades. Metuchen, N. J: Scarecrow Press, 1974.

MLA (9th ed.) Citation

Sabaroff, Rose Epstein, and Mary Ann Hanna. The Open Classroom: A Practical Guide for the Teacher of the Elementary Grades. Scarecrow Press, 1974.