APA
By Brown G., . (1995). Tractor. New York: Greenwillow Books.
Chicago
By Brown Graig, . 1995. Tractor. New York: Greenwillow Books.
Harvard
By Brown G., . (1995). Tractor. New York: Greenwillow Books.
MLA
By Brown Graig, . Tractor. New York: Greenwillow Books. 1995.