Riesa Sulvana Zaen
Pola saluran distribusi industri mebel kayu di Kecamatan Bojonegoro Kabupaten Bojonegoro, Jawa Timur = Channel pattern of wood furniture distribution in Bojonegoro District Bogonegoro Regency Easth Java
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2018
 UI - Skripsi Membership
North-East Asia on a shoestring
by Alan Samagalki ... [and others]
Lonely Planet, 1985
 Buku Teks SO
The North East After Brexit
Emerald Publishing Limited, 2019
 eBooks
Bodrogi, Tiban
Art in North East New Guinea
House of the Hungarian Academy of Sciences , 1961
 Buku Teks SO
Endemic cretinism
edited by Basil S. Hetzel and Peter O. D. Pharoah
Institute of Human Biology, 1971
 Buku Teks SO