Kelner, B. G. (1958). How to teach in the elementary school. McGraw-Hill.
Chicago-viite (17. p.)Kelner, Bernard G. How to Teach in the Elementary School. New York: McGraw-Hill, 1958.
MLA-viite (8. p.)Kelner, Bernard G. How to Teach in the Elementary School. McGraw-Hill, 1958.
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