APA (7th ed.) Citation

Stevens, R. (2019). Top marks for murder. Puffin Books.

Chicago Style (17th ed.) Citation

Stevens, Robin. Top Marks for Murder. UK: Puffin Books, 2019.

MLA (9th ed.) Citation

Stevens, Robin. Top Marks for Murder. Puffin Books, 2019.

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