Parker, George E.
Handbook of model letters & memos for engieners,scientists and technical professionals / George E. Parker
Prentice-Hall, 1988
 Buku Referensi
Model pembelajaran dengan TIK di sekolah kategori perintis: ICT in learning model with the pioneer school category
 Artikel Jurnal
Meningkatkan hasil belajar siswa melalui model kooperatif numbered heads together (NHT) di kelas X SMA negeri 1 Beduai Kabupaten Sanggau ( Improving students achievements by using cooperative models of numbered haeds together (NHT) at class X of public senior hight school 1 Beduai Sanggau
 Artikel Jurnal
Pereduksian model dengan metode agregasi
Fakultas Teknik Universitas Indonesia, 1995
 UI - Skripsi (Membership)
The Hubbard model : a reprint volume / Edited by Arianna Montorsi
World Scientific, 1992
 Buku Teks