APA (7th ed.) Citation

Yancey, K. B. (1992). Portfolios in the writing classroom: An introduction. National Council of Teachers of English.

Chicago Style (17th ed.) Citation

Yancey, Kathleen Blake. Portfolios in the Writing Classroom: An Introduction. Urbana: National Council of Teachers of English, 1992.

MLA (9th ed.) Citation

Yancey, Kathleen Blake. Portfolios in the Writing Classroom: An Introduction. National Council of Teachers of English, 1992.

Warning: These citations may not always be 100% accurate.