@book{19993,
	author = {Mahalanobis, P C},
	title = {The Approach of operational research to planning in India},
	publisher = {Statistical Publishing Society},
	year = {1955},
	address = {Calcutta},
	note = {Reprinted from "Sankhya the Indian journal of statistics, vol 16, Parts 1 and 2 December 1955},
	url = {http://library.niti.gov.in/cgi-bin/koha/opac-retrieve-file.pl?id=d9f7fd62d8f8615e2d617f134c8a3d5d}
}