Deismireacht APA

Langford, P. (1987). Concept devolopment in the secondary school. Croom Helm.

Chicago Edition Citation

Langford, Peter. Concept Devolopment in the Secondary School. London: Croom Helm, 1987.

Deismireacht MLA

Langford, Peter. Concept Devolopment in the Secondary School. Croom Helm, 1987.

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