TY  - BOOK
AU  - McClelland Peter D
TI  - Casual explaination and model building in History, economics and the new economic history
SN  - 0801409292
U1  - Xb4, L5 
PY  - 1975///
CY  - Ithaca
PB  - Cornwell University Press        
N1  - Bibliography p280-283
ER  -