APA (7th ed.) Citation

Watanabe, K. 1. (2009). Problem solving 101: A simple book for smart people. Vermilion.

Chicago Style (17th ed.) Citation

Watanabe, Kensuke 19XX-. Problem Solving 101: A Simple Book for Smart People. London: Vermilion, 2009.

MLA (9th ed.) Citation

Watanabe, Kensuke 19XX-. Problem Solving 101: A Simple Book for Smart People. Vermilion, 2009.

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