Gaya APA

Harper, C, M. (2009). Just Grace Goes Green: Grace's Adventures . Hoboken, NJ: Houghton Mifflin Harcourt.

Gaya MLA

Harper, Charise, Mericle. "Just Grace Goes Green: Grace's Adventures". Hoboken, NJ: Houghton Mifflin Harcourt, 2009. Text.