Kroll, B. Second language writing, research insights for the classroom (5a ed.).
Chicago Style (17th ed.) CitationKroll, Barbara. Second Language Writing, Research Insights for the Classroom. 5a ed.
MLA引文Kroll, Barbara. Second Language Writing, Research Insights for the Classroom. 5a ed.
警告：這些引文格式不一定是100％准確.