APA (7th ed.) Citation

Carpenter, H. (1977). J.R.R. Tolkien: A biography. G. Allen & Unwin.

Chicago Style (17th ed.) Citation

Carpenter, Humphrey. J.R.R. Tolkien: A Biography. London: G. Allen & Unwin, 1977.

MLA (9th ed.) Citation

Carpenter, Humphrey. J.R.R. Tolkien: A Biography. G. Allen & Unwin, 1977.

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