APA (7th ed.) Citation

Cooper, A. H., & Reynolds, J. B. (1927). The English Lake District. A.C. Blake.

Chicago Style (17th ed.) Citation

Cooper, A. Heaton, and J B. Reynolds. The English Lake District. London: A.C. Blake, 1927.

MLA (8th ed.) Citation

Cooper, A. Heaton, and J B. Reynolds. The English Lake District. A.C. Blake, 1927.