Cooperative learning : a standard for high achievement / R. Bruce Williams. Williams, R. Bruce. Group work in education United States. LB1032 .W55 2002 371.36 22 WIC Includes bibliographical references (p. 65-68). Thousand Oaks, Calif. : Corwin, c2002. c2002. 2002 Text v, 68 p. : http://www.loc.gov/catdir/enhancements/fy0801/2007299112-b.html http://www.loc.gov/catdir/enhancements/fy0801/2007299112-d.html http://www.loc.gov/catdir/enhancements/fy0801/2007299112-t.html eng United States.