APA (7th ed.) Citation

Research and Education Association. (1980). The Economics problem solver. Research and Education Association.

Chicago Style (17th ed.) Citation

Research and Education Association. The Economics Problem Solver. New York, N.Y.: Research and Education Association, 1980.

MLA (9th ed.) Citation

Research and Education Association. The Economics Problem Solver. Research and Education Association, 1980.

Warning: These citations may not always be 100% accurate.