Databank of Yemen's population and housing census, 1975 : countrywide demographic figures by districts and district centres and detailed demographic records of over 10,000 settleme...

von Steffen, Hans, 1948-
Preliminary report - Airphoto Interpretation Team of the Swiss Technical Co-operation Service ; no. 5
Zurich : [Yemen Project Dept. of Geography, University of Zurich], 1977.
Umfang/Format: 261 p. : ill. ; 24 cm.