Artikel Jurnal
Michael H. Remy, Tina A. Thomas, James G. Moose, J. William Yeates
Solano Press Books, 1993.
Buku Referensi
Auliya Zulfatillah, author
2015
UI - Skripsi (Membership)
Wang, Chun-Yang, author
Elsevier, 2021
Artikel Jurnal
edited by Deborah Chapman
E & FN Spon, 1997
Buku Teks