ID:DA08522848
Search authors sharing the same name
contributors, Barbara Biber ... [et al.] ; editors, Ruth Kotinsky, Helen L. Witmer
Harvard Univ. Press, for the Commonwealth Fund 1955
Available at 28 libraries
edited by Helen Leland Witmer, Ruth Kotinsky
Harper [1952] [1st ed.]
Available at 31 libraries
prepared by V. T. Thayer, Caroline B. Zachry, Ruth Kotinsky for the Commission on Secondary School Curriculum
Appleton c1939 Progressive Education Association publications
Available at 24 libraries
Ruth Kotinsky ; with a foreword by William H. Kilpatrick
D. Appleton-Century 1933
Available at 7 libraries