APA (7th ed.) Citation

Boll, H. (1957). The unguarded house. Arco.

Chicago Style (17th ed.) Citation

Boll, Heinrich. The Unguarded House. London: Arco, 1957.

MLA (8th ed.) Citation

Boll, Heinrich. The Unguarded House. Arco, 1957.

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