1. Examining the reliability and validity of the Play History;Behnke;American Journal of Occupational Therapy,1984
2. Qualitative research for education: An introduction to theory and methods;Bogdan,1992
3. Foreword;Brewster Smith,1974
4. Play theory and sensory integration;Bundy,1991
5. Play: The life role of the infant and young child;Burke,1993