APA (7th ed.) Citation

Jackson, S., & Stevenson, P. Mystery tour. Ladybird Books.

Chicago Style (17th ed.) Citation

Jackson, Shirley, and Peter Stevenson. Mystery Tour. London: Ladybird Books.

MLA (9th ed.) Citation

Jackson, Shirley, and Peter Stevenson. Mystery Tour. Ladybird Books.

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