Wren, P. (2005). High School: English grammar & composition. S. Chand.
芝加哥风格引文Wren, P.C. High School: English Grammar & Composition. New Delhi: S. Chand, 2005.
MLA引文Wren, P.C. High School: English Grammar & Composition. S. Chand, 2005.
警告：这些引文格式不一定是100％准确.