| The therapeutic powers of play CE Schaefer Jason Aronson, 1993 | 354 | 1993 |
| Psychological stress and adaptation: Some unresolved issues RS Lazarus, JB Cohen, S Folkman, A Kanner, C Schaefer Selye's guide to stress research 1, 90-117, 1980 | 336 | 1980 |
| Handbook of play therapy CE Schaefer, KJ O'Connor (No Title), 1983 | 312 | 1983 |
| Foundations of play therapy CE Schaefer John Wiley & Sons, 2011 | 283 | 2011 |
| The therapeutic powers of play: 20 core agents of change CE Schaefer, AA Drewes John Wiley & Sons, 2013 | 251 | 2013 |
| A biographical inventory for identifying creativity in adolescent boys. CE Schaefer, A Anastasi Journal of Applied Psychology 52 (1p1), 42, 1968 | 212 | 1968 |
| Fifteen effective play therapy techniques. TM Hall, HG Kaduson, CE Schaefer Professional psychology: Research and practice 33 (6), 515, 2002 | 208 | 2002 |
| Handbook of play therapy KJ O'Connor, CE Schaefer, LD Braverman John Wiley & Sons, 2015 | 203 | 2015 |
| Prescriptive play therapy CE Schaefer, AA Drewes Handbook of play therapy, 227-240, 2015 | 170 | 2015 |
| Game play: Therapeutic use of childhood games CE Schaefer, SE Reid John Wiley & Sons, 2004 | 170 | 2004 |
| Measurement of playfulness: A neglected therapist variable. C Schaefer, R Greenberg International Journal of Play Therapy 6 (2), 21, 1997 | 166 | 1997 |
| Biographical correlates of artistic and literary creativity in adolescent girls. A Anastasi, CE Schaefer Journal of Applied Psychology 53 (4), 267, 1969 | 166 | 1969 |
| 101 favorite play therapy techniques H Kaduson, CE Schaefer Jason Aronson, 2003 | 164 | 2003 |
| Imaginary companions and creative adolescents. CE Schaefer Developmental Psychology 1 (6p1), 747, 1969 | 158 | 1969 |
| Handbook of parent training: Parents as co-therapists for children's behavior problems JM Briesmeister, CE Schaefer John Wiley & Sons, Inc., 1998 | 157 | 1998 |
| Play therapy with adults CE Schaefer John Wiley & Sons, 2003 | 149 | 2003 |
| Short-term play therapy for children HG Kaduson, CE Schaefer Guilford Press, 2006 | 142 | 2006 |
| Empirically based play interventions for children. LA Reddy, TM Files-Hall, CE Schaefer American Psychological Association, 2005 | 138 | 2005 |
| Relocation: A review of the effects of residential mobility on children and adolescents. C Humke, C Schaefer Psychology: A Journal of Human Behavior, 1995 | 135 | 1995 |
| How to help children with common problems C Schaefer, HL Millman Jason Aronson, Incorporated, 1994 | 133 | 1994 |