Domel, August W.
McGraw-Hill , 1995
Buku Teks
Allen, Edward, author
John Wiley & Sons, 2011
Buku Teks
Muhammad Gezha Setiawan, author
Fakultas Teknik Universitas Indonesia, 2021
UI - Skripsi (Membership)
Muhammad Govino Abdiella Dayanu, author
Fakultas Hukum Universitas Indonesia, 2021
UI - Skripsi (Membership)
edited by James J. O'Brien, Robert G. Zilly
McGraw-Hill, 1971
Buku Referensi