APA Style

Harcourt, H, M. (2013). Why is weather important? (G2 Blue 6) . : Houghton Mifflin Harcourt.

MLA Style

Harcourt, Houghton, Mifflin. "Why is weather important? (G2 Blue 6)". : Houghton Mifflin Harcourt, 2013. BOOK.