APA引文

Janisch, H., & Leffler, S. (2009). I have a little problem, said the bear. North-South ; Publishers Group UK [distributor].

Chicago Style (17th ed.) Citation

Janisch, Heinz, and Silke Leffler. I Have a Little Problem, Said the Bear. New York : Enfield: North-South ; Publishers Group UK [distributor], 2009.

MLA引文

Janisch, Heinz, and Silke Leffler. I Have a Little Problem, Said the Bear. North-South ; Publishers Group UK [distributor], 2009.

警告：這些引文格式不一定是100％准確.