Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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