Zimmermann's world resources and industries

Zimmermann's world resources and industries

Manylion Llyfryddiaeth
Prif Awdur: Zimmermann, Erich W. 1888-
Awduron Eraill: Peach, William Nelson, Constantin, James A.
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: New York Harper & Row c1972.
Rhifyn:3rd ed.
Pynciau:
Natural resources.
Industries.
Agriculture > Economic aspects.
Geography, Economics.