APA Style

Gilpin, Dan. (). Planet earth: what planet are you now? . New York: Kingfisher.

Chicago Style

Gilpin, Dan. Planet earth: what planet are you now?. New York: Kingfisher, . Non-Fiction.

MLA Style

Gilpin, Dan. Planet earth: what planet are you now?. New York: Kingfisher, . Non-Fiction.

Turabian Style

Gilpin, Dan. Planet earth: what planet are you now?. New York: Kingfisher, . Non-Fiction.