Scandett, W. George
Sage publications, 2005
Buku Teks
by W. George Scarlett, Sophie Naudeau Dorothy Salonius-Pasternak and Iris Ponte
Sage, 2005
Buku Teks
Hanif Abdurrahman
Fakultas Teknik Universitas Indonesia, 2021
UI - Skripsi (Membership)
Russ, Sandra W
Lawrence Erlbaum Assossiate, 2004
Buku Teks
edited by Charles E. Schaefer and Kevin J. O'Connor
John Wiley & Sons, 1982
Buku Referensi