Gaya APA

Hewitt, S. (1999). Weather : Discovering Nature (Step-by-Step Projects for the Young Scientist) (1st edition). Connecticut: Coop Beech Books.

Gaya MLA

Hewitt, Sally. "Weather : Discovering Nature (Step-by-Step Projects for the Young Scientist)". 1st edition Connecticut: Coop Beech Books, 1999. Print.