TY  - BOOK
AU  - De Blij, Harm J.
ED  - Birdsall, Stephen S.
TI  - Essentials of geography : region and concept with a chapter
U1  - CB 
PY  - 1974///
CY  - New York
PB  - John Wiley
KW  - Geograhy--Textbooks--1945
ER  -