APA

Miller M., Nelson C., . (2000). The United States of America. A State- by- State Guide. New York: Scholastic Reference.

Chicago

Miller M, Nelson C, . 2000. The United States of America. A State- by- State Guide. New York: Scholastic Reference.

Harvard

Miller M., Nelson C., . (2000). The United States of America. A State- by- State Guide. New York: Scholastic Reference.

MLA

Miller M, Nelson C, . The United States of America. A State- by- State Guide. New York: Scholastic Reference. 2000.