APA (7th ed.) Citation

Helen Moss & Hartas , L. (2011). The Mystery of the Hidden Gold. Orion Children's Books.

Chicago Style (17th ed.) Citation

Helen Moss and Leo Hartas. The Mystery of the Hidden Gold. London: Orion Children's Books, 2011.

MLA (9th ed.) Citation

Helen Moss and Leo Hartas. The Mystery of the Hidden Gold. Orion Children's Books, 2011.

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