APA (7th ed.) Citation

Research and Educational Association & Fogiel, M. (1995). The economics problem solver. Research and Educational Association.

Chicago Style (17th ed.) Citation

Research and Educational Association and M. Fogiel. The Economics Problem Solver. New Jersey: Research and Educational Association, 1995.

MLA (8th ed.) Citation

Research and Educational Association and M. Fogiel. The Economics Problem Solver. Research and Educational Association, 1995.