APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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