APA Style

Harcourt, H, M. (2013). What are natural resources? (G3 Red 7) . Florida: Houghton Mifflin Harcourt.

MLA Style

Harcourt, Houghton, Mifflin. "What are natural resources? (G3 Red 7)". Florida: Houghton Mifflin Harcourt, 2013. BOOK.