APA (7th ed.) Citation

National Council of Teachers of English & Gill, K. (1993). Process and portfolios in writing instruction. National Council of Teachers of English.

Chicago Style (17th ed.) Citation

National Council of Teachers of English and Kent Gill. Process and Portfolios in Writing Instruction. Urbana: National Council of Teachers of English, 1993.

MLA (9th ed.) Citation

National Council of Teachers of English and Kent Gill. Process and Portfolios in Writing Instruction. National Council of Teachers of English, 1993.