TY  - BOOK
AU  - Marston Edwin H
TI  - Dynamic environment :  Water, transportation and en   
SN  - 0536010714
U1  - U47, L5 
PY  - 1975///
CY  - Massachusetts
PB  - Xerox College Pub.        
KW  - Human Geography
N1  - Appendix p. i-v; Bibliography Chapterwise
ER  -