APA
Gelsey, . (1999). Scooby doo and the carnival creeper. New york: Scholastic paperbacks.
Chicago
Gelsey, . 1999. Scooby doo and the carnival creeper. New york: Scholastic paperbacks.
Harvard
Gelsey, . (1999). Scooby doo and the carnival creeper. New york: Scholastic paperbacks.
MLA
Gelsey, . Scooby doo and the carnival creeper. New york: Scholastic paperbacks. 1999.