APA

Day T., . (2001). Guide To Savage Earth. London: Dorling Kindersley Book.

Chicago

Day Trevor, . 2001. Guide To Savage Earth. London: Dorling Kindersley Book.

Harvard

Day T., . (2001). Guide To Savage Earth. London: Dorling Kindersley Book.

MLA

Day Trevor, . Guide To Savage Earth. London: Dorling Kindersley Book. 2001.