Ormeling, F.J. 1957. The Timor Problem: A Geographical Interpretation of an Underdeveloped Island. Gravenhage, Netherlands: Martinus Nijhoff.
@book{ormeling1957, address = {Gravenhage, Netherlands}, author = {Ormeling, F.J.}, publisher = {Martinus Nijhoff}, title = {The Timor Problem: A Geographical Interpretation of an Underdeveloped Island}, year = {1957} }