The 1978
annual handbook for group facilitators: the seventh annual / Editors, J. William Pfeiffer and John E. Jones
University Associates, 1978
Buku Teks
The 1976
annual handbook for group facilitators: the fifth annual / Edited by J. William Pfeiffer and John E. Jones
University Associates, 1976
Buku Teks
The 1977
annual handbook for group facilitators: the sixth annual / John. E. Jones and J. William Pfeiffer
University Associates, 1977
Buku Teks
The 1979
annual handbook for group facilitators: the eighth annual / John. E. Jones and J. William Pfeiffer
University Associates, 1979
Buku Teks
The 1973
annual handbook for group facilitators / Edited by John E. Jones and J. William Pfeiffer
University Associates, 1973
Buku Teks