Wren & Martin. (2017). High school english grammer and composition. Blackie ELT Books.
芝加哥风格引文Wren & Martin. High School English Grammer and Composition. Delhi: Blackie ELT Books, 2017.
MLA引文Wren & Martin. High School English Grammer and Composition. Blackie ELT Books, 2017.
警告：这些引文格式不一定是100％准确.