APA (7th ed.) Citation

Simpson, J., & Lawrence, J. (1987). Awful Annie and Nippy numbers. Julia MacRae Books.

Chicago Style (17th ed.) Citation

Simpson, J.B, and John Lawrence. Awful Annie and Nippy Numbers. London: Julia MacRae Books, 1987.

MLA (9th ed.) Citation

Simpson, J.B, and John Lawrence. Awful Annie and Nippy Numbers. Julia MacRae Books, 1987.

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