Watt, Alan
Cambridge at The University Press, 1967
Buku Teks
Renouf, Alan
Australian Professional Publications, 1986
Buku Teks
Evi Fitriani
2018
UI - Makalah dan Kertas Kerja
Amanda Noviarni
2017
UI - Skripsi (Membership)
Kharina Meutia Zuhri
2017
UI - Skripsi (Membership)