The economics of investing in universal preschool education in California - Karoly, Lynn A. 1961- (RAND Corp., 2005)
"Prepared for the David and Lucile Packard Foundation.". - "Rand Labor and Population.". - "MG-349-PF"--P. [4] of cover. - Accompanied by: Executive summary. xxxi p. : ill. ; 23 cm
Includes bibliographical references (p. 177-192)