@book{2368,
	author = {Pitt, Mark Martin. and Rosenzweig, Mark Richard.},
	title = {The selectivity of fertility and the determinants of human capital investments :},
	publisher = {World Bank,},
	year = {c1990.},
	series = {LSMS working paper,},
	address = {Washington, D.C. :},
	note = {Includes bibliographical references.}
}