APA (7th ed.) Citation

Andersen, H. C. (1972). The ugly duckling. Abelard-Schuman.

Chicago Style (17th ed.) Citation

Andersen, Hans Christian. The Ugly Duckling. London, New York, Toronto: Abelard-Schuman, 1972.

MLA (9th ed.) Citation

Andersen, Hans Christian. The Ugly Duckling. Abelard-Schuman, 1972.

Warning: These citations may not always be 100% accurate.