Kelner, B. G. (1950). How to teach in the elementary school. McGraw-Hill.
Chicago (17e ed.) BronvermeldingKelner, Bernard G. How to Teach in the Elementary School. McGraw-Hill, 1950.
MLA (8e ed.) BronvermeldingKelner, Bernard G. How to Teach in the Elementary School. McGraw-Hill, 1950.
Let op: Deze citaties zijn niet altijd 100% accuraat.