APA (7th ed.) Citation

Catling, P. S. (1990). The orphan and the billionaire (1. publ.). Methuen Children's Books.

Chicago Style (17th ed.) Citation

Catling, Patrick Skene. The Orphan and the Billionaire. 1. publ. London: Methuen Children's Books, 1990.

MLA (9th ed.) Citation

Catling, Patrick Skene. The Orphan and the Billionaire. 1. publ. Methuen Children's Books, 1990.

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