APA (7th ed.) Citation

Gustason, W., & Ulrich, D. E. (1982). Elementary symbolic logic. Waveland Press, Inc.

Chicago Style (17th ed.) Citation

Gustason, William, and Dolph E. Ulrich. Elementary Symbolic Logic. Illinois: Waveland Press, Inc, 1982.

MLA (9th ed.) Citation

Gustason, William, and Dolph E. Ulrich. Elementary Symbolic Logic. Waveland Press, Inc, 1982.