Improving student achievement: Examining the impact of teacher quality and class size 
Subtitle: hearing before the Subcommittee on Postsecondary Education, Training, ... held in Washington, DC, April 29, 1999
Publisher: For sale by the U.S. G.P.O., Supt. of Docs., Congressional Sales Office
Published: 1999
Language: eng
Number of pages: 138
ISBN-13: 9780160593871