Keefektifan pendekatan konseling non-directive dan directive bagi mahasiswa program S1 Angkatan 1988/1999 di IKIP Malang
 UI - Tesis (Membership)
Keefektifan pendekatan konseling non-directive dan directive bagi Mahasiswa Program S1 angakatan 1988/1989 Malang
Fakultas Psikologi Universitas Indonesia, 1990
 UI - Tesis (Membership)
Wilson, Kate
Play therapy : a non directive approach for children and adolescents
Elsevier , 2005
 Buku Teks
Wilson, Kate
Play therapy : a non-directive approach for children and adolescents
Bailliere Tindall, 1997
 Buku Teks
Batten,T.R.
The non-directive approach in group and community work
Oxford University Press, 1978
 Buku Teks