APA Edition Citation

Muir, W., & Muir, E. (1957). Castle. Penguin.

Chicago Edition Citation

Muir, Willa, and Edwin Muir. Castle. Middlesex: Penguin, 1957.

MLA Edition Citation

Muir, Willa, and Edwin Muir. Castle. Penguin, 1957.

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