APA (7th ed.) Citation

Lee, H., & Metcalf, R. (1981). To kill a mockingbird. Longman Group and York Press.

Chicago Style (17th ed.) Citation

Lee, Harper, and Rosamund Metcalf. To Kill a Mockingbird. Longman Group and York Press, 1981.

MLA (8th ed.) Citation

Lee, Harper, and Rosamund Metcalf. To Kill a Mockingbird. Longman Group and York Press, 1981.

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