APA (7th ed.) Citation

Hughes, B. (1976). Thinking through problems: Manual of mathematical heuristic. Creative Publications.

Chicago Style (17th ed.) Citation

Hughes, Barnabas. Thinking Through Problems: Manual of Mathematical Heuristic. Palo Alto, Calif: Creative Publications, 1976.

MLA (9th ed.) Citation

Hughes, Barnabas. Thinking Through Problems: Manual of Mathematical Heuristic. Creative Publications, 1976.

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