APA Format
37905. (2007). Worldmark Encyclopedia of the States, Seventh Edition. : Thomson Gale
MLA Format
37905. Worldmark Encyclopedia of the States, Seventh Edition. : Thomson Gale, 2007
Chicago Format
37905. Worldmark Encyclopedia of the States, Seventh Edition. : Thomson Gale, 2007
Australian/Harvard Format
37905. 2007. Worldmark Encyclopedia of the States, Seventh Edition. Thomson Gale