Hilmy Darmawan
2017
UI - Skripsi (Membership)
Muhammad Naufal
2017
UI - Skripsi (Membership)
Arnold Tobias Adi Prakoso
2017
UI - Skripsi (Membership)
Timings, Roger Leslie, 1927-
Longman Scientific, 1989
Buku Teks
edited by Mel Schwartz
John Wiley & Sons, 2002
Buku Referensi