Massialas, B. G., & Zevin, J. (1967). Creative encounters in the classroom: Teaching and learning through discovery. John Wiley.

Massialas, Byron G., and Jack Zevin. Creative Encounters in the Classroom: Teaching and Learning Through Discovery. New York: John Wiley, 1967.

Massialas, Byron G., and Jack Zevin. Creative Encounters in the Classroom: Teaching and Learning Through Discovery. John Wiley, 1967.