Daemonorops east of wallace's line
Universitas Indonesia, 2003
 UI - Tesis (Membership)
Zata Yumni Awanis
Konstruksi pelabelan (alpha 5) pada line digraph dari graf tangga berarah Ln dengan n genap = alpha 5 labeling on line digraph of directed ladder graph ln where n is even
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2014
 UI - Skripsi (Membership)
Kermode, Frank
Wallace Stevens
Oliver and Boyd, 1960
 Buku Teks
Russell, Richard Joel
Culture worlds
Macmillan, 1954, 1951
 Buku Teks
Russell, Richard Joel
Culture worlds
Macmillan, 1958
 Buku Teks