Analisa pengendalian level pada procon 38-001 Wb
 Artikel Jurnal
Fraser, George Sutherland, 1915-
W.B. Yeats
Published for the British Council and the National Book League by Longmans, 1965
 Buku Teks SO
The Cambridge companion to W.B. Yeats
Marjorie Howes, John Kelly, editor
Cambridge University Press, 2008
 Buku Teks SO
Muhammad Nur Faishal Farid
Pemodelan dan perhitungan sumber daya batubara pada Lapangan WB, Kecamatan Loa Janan, Kabupaten Kutai Kartanegara, Provinsi Kalimantan Timur = Modeling and coal resources calculation at WB Field, Loa Janan District, Kutai Kartanegara Regency, East Kalimantan Province
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2022
 UI - Skripsi Membership
Shannon, George W. B.
Unlived affections / George W.B. Shannon.
Harper &​ Row , 1989
 Buku Teks SO