Gaya APA

Khoo, A, &, L, G. et al (2008). Nurturing the Winner & Genius in your child: Strategies of Highly effective parents . Singapore: Adam Khoo Learning.

Gaya MLA

Khoo, Adam, &, Lee,, Gary. et al. "Nurturing the Winner & Genius in your child: Strategies of Highly effective parents". Singapore: Adam Khoo Learning, 2008. Text / Book.