Perlmutter, D., & Colman, C. (2006). Raise a smarter child by kindergarten: Build a better brain and increase IQ up to 30 points. New York : Morgan Road Books.

Perlmutter, David, and Carol Colman. Raise a Smarter Child by Kindergarten: Build a Better Brain and Increase IQ Up to 30 Points. New York : Morgan Road Books, 2006.

Perlmutter, David, and Carol Colman. Raise a Smarter Child by Kindergarten: Build a Better Brain and Increase IQ Up to 30 Points. New York : Morgan Road Books, 2006.