APA (7th ed.) Citation

Roper, M. (2008). World's Weirdest Animals. Summersdale Publishers Ltd.

Chicago Style (17th ed.) Citation

Roper, Matt. World's Weirdest Animals. UK: Summersdale Publishers Ltd, 2008.

MLA (9th ed.) Citation

Roper, Matt. World's Weirdest Animals. Summersdale Publishers Ltd, 2008.