APA (7th ed.) Zitazioa

Bruce, S., & Rafoth, B. (2009). Esl writers: Guide for writing center tutors (Second edition.). Boynton/Cook Publishers.

Chicago Style (17th ed.) Zitazioa

Bruce, Shanti, eta Ben Rafoth. Esl Writers: Guide for Writing Center Tutors. Second edition. Portsmouth, NH: Boynton/Cook Publishers, 2009.

MLA (9th ed.) Zitazioa

Bruce, Shanti, eta Ben Rafoth. Esl Writers: Guide for Writing Center Tutors. Second edition. Boynton/Cook Publishers, 2009.