APA (7th ed.) Citation

De Polnay, P. (1972). The grey sheep. W. H. Allen.

Chicago Style (17th ed.) Citation

De Polnay, Peter. The Grey Sheep. London, New York: W. H. Allen, 1972.

MLA (8th ed.) Citation

De Polnay, Peter. The Grey Sheep. W. H. Allen, 1972.

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