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Record Citations
APA CitationDe Graaff, A. H. (1973). Joy in learning: an integrated curriculum for the elementary school, volume 1. Toronto: Curriculum Development Centre, 1977.
MLA CitationDe Graaff, Arnold H. Joy in Learning: An Integrated Curriculum for the Elementary School, Volume 1. Toronto: Curriculum Development Centre, 1977, 1973.
Warning: These citations may not always be 100% accurate.