Vazquez-Brust, Diego A., editor
Springer, 2012
eBooks
Novi, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2017
UI - Tugas Akhir
by Philip E. LaMoreaux ... [and others]
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Arms, Karen, author
Saunders College Publishing, 1990
Buku Teks
Dasmann, Raymond F. (Raymond Fredric), author
John Wiley & Sons, 1972
Buku Teks