Gill, K. (1993). Process and portfolios in writing instruction. National Council of Teachers of English.
Citace podle Chicago (17th ed.)Gill, Kent. Process and Portfolios in Writing Instruction. Urbana: National Council of Teachers of English, 1993.
Citace podle MLA (9th ed.)Gill, Kent. Process and Portfolios in Writing Instruction. National Council of Teachers of English, 1993.
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