Gaya APA

Colombo, L., Bianchi, R. (2010). Preschool Children : Physical Activity, Behavioral Assessment And Developmental Challenges . New York: Nova Science.

Gaya MLA

Colombo, Leone., Bianchi, Rachele. "Preschool Children : Physical Activity, Behavioral Assessment And Developmental Challenges". New York: Nova Science, 2010. Text.