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by Kisner, Carolyn; Colby, Lynn Allen; Borstad, John
by Wilton, Paul; Colby, John
by Griffiths-colby, John
by Thorson, John E.; Britton, Sarah; Colby, Bonnie G.
by Ann Colby , Lawrence Kohlberg , Betsy Speicher , Alexandra Hewer , Daniel Candee , John Gibbs , Clark Power
by Anne Colby , Lawrence Kohlberg , In collaboration with Anat Abrahami , John Gibbs , Ann Higgins , Kelsey Kauffman , Marcus Lieberman , Mordecai Nisan , Joseph Reimer , Dawn Schrader , John Snarey , Mark Tappan
by Colby, John Kingsbury
by Colby, John; Loveless, Alton E.