Instructor's manual Secondary and middle school teaching methodsLeonard H. Clark · First published 1991Open the Tome
Teaching in the middle and secondary schoolsCallahan, Joseph F., Leonard H. Clark · First published 1982 · Latest edition 1988Open the Tome
Teaching in the elementary schoolCallahan, Joseph F., Leonard H. Clark · First published 1977Open the Tome
Teaching in the secondary schoolCallahan, Joseph F., Leonard H. Clark · First published 1977Open the Tome
Strategies and tactics in secondary school teaching ; a book of readingsLeonard H. ed Clark · First published 1970Open the Tome
Strategies and tactics in secondary school teachingLeonard H. Clark · First published 1968Open the Tome