APA引文

Beer, H. d. (2009). Little polar bear and the whales. North-South ; Publishers Group UK [distributor].

Chicago Style (17th ed.) Citation

Beer, Hans de. Little Polar Bear and the Whales. New York : Enfield: North-South ; Publishers Group UK [distributor], 2009.

MLA引文

Beer, Hans de. Little Polar Bear and the Whales. North-South ; Publishers Group UK [distributor], 2009.

警告：這些引文格式不一定是100％准確.