TY  - BOOK
AU  - Harper Robert A
AU  -  Schmudde Theodore H
TI  - Between two worlds :  A new introduction to geograp   
SN  - 0395120756
U1  - U47, L3 
PY  - 1973///
CY  - Boston
PB  - Houghton Mifflin         
KW  - Human Geography
N1  - Appendix p. 560-69
ER  -