APA (7th ed.) Citation

Mongredien, S. (2003). Y Clwb Cysgu Cwl. Harper collins Publish.

Chicago Style (17th ed.) Citation

Mongredien, Sue. Y Clwb Cysgu Cwl. London: Harper collins Publish, 2003.

MLA (9th ed.) Citation

Mongredien, Sue. Y Clwb Cysgu Cwl. Harper collins Publish, 2003.

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