Olson, Vicki Lynn Brakel The effects of revision instruction and peer response groups on the revision behaviors, quality of writing and attitude toward writing of sixth grade studdents / Vicki Lynn Brakel Olson - Minnesota : University of Minnesota, 1986 - 295 p. ; 22 cm. Thesis (Ph.D.)- University of Minnesota, 1986 ISBN: X920046079 Subjects--Topical Terms: Penmanship