@book{498243,
	author = {Abbi, B L and Nanda, Aswini Kumar},
	title = {Operations research on spacing methods: a study of operational efficiency of family planning programme in Rupnagar District, Punjab   },
	publisher = {C R R I D      },
	year = {2000},
	series = {Centre for Research in Rural and Industrial Development, Population Research Centre},
	address = {Chandigarh},
	note = {Bibliography: P 191}
}