APA
Hapka C. A., . (2003). Beware the Bohrok. New York: Scholastic.
Chicago
Hapka C A, . 2003. Beware the Bohrok. New York: Scholastic.
Harvard
Hapka C. A., . (2003). Beware the Bohrok. New York: Scholastic.
MLA
Hapka C A, . Beware the Bohrok. New York: Scholastic. 2003.