Davidson, B. R., & Billy Ray Davidson. (2007). Children of liberty. Columbus, Ohio: SRA/McGraw-Hill.
Trích dẫn kiểu ChicagoDavidson, Billy Ray, và Billy Ray Davidson. Children of Liberty. Columbus, Ohio: SRA/McGraw-Hill, 2007.
MLA CitationDavidson, Billy Ray, và Billy Ray Davidson. Children of Liberty. Columbus, Ohio: SRA/McGraw-Hill, 2007.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.