APA (7th ed.) Citation

Keene,Carolyn. (1992). The Spider Sapphire Mystery. Harper Collins Publisher.

Chicago Style (17th ed.) Citation

Keene,Carolyn. The Spider Sapphire Mystery. London: Harper Collins Publisher, 1992.

MLA (9th ed.) Citation

Keene,Carolyn. The Spider Sapphire Mystery. Harper Collins Publisher, 1992.

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