Langan, J. (2010). Reading and Study Skill. McGraw - HillCompanies, Inc.
Trích dẫn kiểu ChicagoLangan, John. Reading and Study Skill. McGraw - HillCompanies, Inc, 2010.
MLA引文Langan, John. Reading and Study Skill. McGraw - HillCompanies, Inc, 2010.
警告：这些引文格式不一定是100％准确.