APA (7th ed.) Citation

Robertson, E. A. (1964). The strangers on my roof. The Cresset Press.

Chicago Style (17th ed.) Citation

Robertson, E. Arnot. The Strangers on My Roof. London: The Cresset Press, 1964.

MLA (9th ed.) Citation

Robertson, E. Arnot. The Strangers on My Roof. The Cresset Press, 1964.

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