Biggs, Stephen Devon,  1941- <br/><br/>
A multi-sector model for the agricultural socio-economic system, Purnea district, Bihar, India 

 - Berkeley :  University of California,  1974 
 - 229 p. 
<br/><br/>Thesis (Ph.D.) - University of California, Berkeley 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Social aspects--Bihar--Purnea District<br/>Agriculture--Economic aspects--Bihar--Purnea District