Gaya APA

Kassinger, R. (2002). Build a better mousetrap : make classic inventions, discover your problem-solving genius, and take the inventor's challenge . New Jersey: John Wiley & Sons.

Gaya MLA

Kassinger, Ruth. "Build a better mousetrap : make classic inventions, discover your problem-solving genius, and take the inventor's challenge". New Jersey: John Wiley & Sons, 2002. Text.