Irun, Scheifes
Charges / Scheifes Irun
In de Knipscheer, 1990
 Buku Teks
Kim, Yong-man
Chido ro ponun Hanguksa
Sumaksae, 2005
 Buku Teks
Richki Khresna
Studi kelayakan instalasi photovoltaic pada Kapal Ro-Ro Passenger (Ro-Pax) = Feasibility study of photovoltaic installations on Ro-Ro Passenger (Ro-Pax) Vessels
Fakultas Teknik Universitas Indonesia, 2019
 UI - Tesis Membership
Baek, Du-hyon, 1955-
Guksu nun milkaru ro mandulgo guksi nun milkari ro maenggunda
Communication books, 2006
 Buku Teks
Baek, Du-Hyeon
Kuksu Neun Milkaru Ro Mandeulgo Kuksi Neun Milkari Ro Maenggulda
Communication Books, 2006
 Buku Teks