APA
Parker s., . (2007). Human body book. New Delhi: Doorling Kindersley.
Chicago
Parker steve, . 2007. Human body book. New Delhi: Doorling Kindersley.
Harvard
Parker s., . (2007). Human body book. New Delhi: Doorling Kindersley.
MLA
Parker steve, . Human body book. New Delhi: Doorling Kindersley. 2007.