Analyzing health equity using household survey data : A guide to techniques a. their implementation / Owen O'Donnell, Eddy van Doorslaer, Adam Wagstaff, Magnus Lindelow. - Washington : World Bank, [2008]. - xi, 220p. : ill. ; 27 cm.см.. - (Learning resouces ser.). - Bibliogr. after the chap.. - ISBN 0-8213-6933-4 : [n. p.][MFN: 16873]