APA-viite

Brown, J. W. A., & Sherbert, D. R. A. (1989). Methods of finite mathematics.

Chicago-tyylinen lähdeviittaus

Brown, John W; Author, ja Donald R; Author Sherbert. Methods of Finite Mathematics. New York, John Wiley & Sons, Inc, 1989.

MLA-viite

Brown, John W; Author, ja Donald R; Author Sherbert. Methods of Finite Mathematics. 1989.