APA Citation

Tolkien, J. R. R. 1., Carpenter, H., & Tolkien, C. (1981). The letters of J.R.R. Tolkien. Boston, Mass.: Houghton Mifflin.

Chicago Style Citation

Tolkien, J. R. R. 1892-1973., Humphrey Carpenter, and Christopher Tolkien. The Letters of J.R.R. Tolkien. Boston, Mass.: Houghton Mifflin, 1981.

MLA Citation

Tolkien, J. R. R. 1892-1973., Humphrey Carpenter, and Christopher Tolkien. The Letters of J.R.R. Tolkien. Boston, Mass.: Houghton Mifflin, 1981.

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