Cabot, Meg
Gramedia Pustaka Utama, 2015
Buku Teks
Greenberg, Stanley, 1956-
The Johns Hopkins University Press, 1998
Buku Teks
Thressia Andriati Octaviani Dading
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2006
UI - Skripsi (Membership)
Jonathan Darling, Helen F. Wilson
Routledge, Taylor & Francis Group, 2016
Buku Teks
Kayden, Jerold S.
John Wiley & Sons, 2000
Buku Teks