Bradgate, Robert, author
Butterworth, 1991
Buku Teks
edited by Mark Howard, Roger Masefield ; assistant editor, Jason Chuah
Nexis Butterworths, 2006
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Virdi Lagaida Umam, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2023
UI - Tugas Akhir
Guntur Utama Putera, author
Fakultas Kedokteran Universitas Indonesia, 2022
UI - Tugas Akhir
edited by Samir Mankabady
Croom Helm, 1984
Buku Teks