APA (7th ed.) Citation

Mackellar, W., & Maclain, S. (1954). The mystery of the ruined abbey. Whittlesey House, McGraw-Hill.

Chicago Style (17th ed.) Citation

Mackellar, William, and Scott Maclain. The Mystery of the Ruined Abbey. New York: Whittlesey House, McGraw-Hill, 1954.

MLA (9th ed.) Citation

Mackellar, William, and Scott Maclain. The Mystery of the Ruined Abbey. Whittlesey House, McGraw-Hill, 1954.