(2008). Number properties: Math strategy guide (3rd ed.). MG Prep Inc..
Chicago Style (17th ed.) CitationNumber Properties: Math Strategy Guide. 3rd ed. New York, N.Y.: MG Prep Inc., 2008.
MLA引文Number Properties: Math Strategy Guide. 3rd ed. MG Prep Inc., 2008.
警告:這些引文格式不一定是100%准確.