APA Style

Harcourt, H, M. (2013). What do scientists do? (G5 Red 1) . : Houghton Mifflin Harcourt.

MLA Style

Harcourt, Houghton, Mifflin. "What do scientists do? (G5 Red 1)". : Houghton Mifflin Harcourt, 2013. BOOK.