APA (7th ed.) Citation

United States. Citizenship and Immigration Services, United States Government Printing Office, & United States Dept. of Homeland Security. (2005). Civics Flash Cards. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

United States. Citizenship and Immigration Services, United States Government Printing Office, and United States Dept. of Homeland Security. Civics Flash Cards. Washington D.C.: U.S. Government Printing Office, 2005.

MLA (8th ed.) Citation

United States. Citizenship and Immigration Services, et al. Civics Flash Cards. U.S. Government Printing Office, 2005.

Warning: These citations may not always be 100% accurate.