APA (7th ed.) Citation

Sharp, J. M. (1988). The directory of congressional voting scores and interest group ratings. Facts on File Publications.

Chicago Style (17th ed.) Citation

Sharp, J. Michael. The Directory of Congressional Voting Scores and Interest Group Ratings. New York, N.Y.: Facts on File Publications, 1988.

MLA (9th ed.) Citation

Sharp, J. Michael. The Directory of Congressional Voting Scores and Interest Group Ratings. Facts on File Publications, 1988.