Sheldon. (1987). ELT textbooks and materials: Problems in evaluation and development. London: Modern English Publications/The British Council.
Chicago Style CitationSheldon. ELT Textbooks and Materials: Problems in Evaluation and Development. London: Modern English Publications/The British Council, 1987.
MLA CitationSheldon. ELT Textbooks and Materials: Problems in Evaluation and Development. London: Modern English Publications/The British Council, 1987.
Warning: These citations may not always be 100% accurate.