Unger,Irwin. (2003). These United States: The questions of our past (2nd ed.). Upper Saddle River,NJ: Prentice Hall.
Chicago Style CitationUnger,Irwin. These United States: The Questions of Our Past. 2nd ed. Upper Saddle River,NJ: Prentice Hall, 2003.
MLA CitationUnger,Irwin. These United States: The Questions of Our Past. 2nd ed. Upper Saddle River,NJ: Prentice Hall, 2003.
Warning: These citations may not always be 100% accurate.