Atlas of the world's resources

Manylion Llyfryddiaeth
Prif Awdur:	Van Royen, William 1900-
Awdur Corfforaethol:	Maryland, University. College of Business and Public Administration. Dept. of Geography
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	New York Prentice-Hall for the University of Maryland 1952-.
Pynciau:	Natural resources.