APA (7th ed.) Citation

Welch, S. (1998). American government (6. ed., post election update.). West.

Chicago Style (17th ed.) Citation

Welch, Susan. American Government. 6. ed., post election update. St. Paul, Minn: West, 1998.

MLA (9th ed.) Citation

Welch, Susan. American Government. 6. ed., post election update. West, 1998.