APA (7th ed.) Citation

Carpenter, H. (1980). The Lord of the rings: Souvenir booklet commemorating twenty five years of its publication. Allen & Unwin.

Chicago Style (17th ed.) Citation

Carpenter, Humphrey. The Lord of the Rings: Souvenir Booklet Commemorating Twenty Five Years of Its Publication. [London]: Allen & Unwin, 1980.

MLA (8th ed.) Citation

Carpenter, Humphrey. The Lord of the Rings: Souvenir Booklet Commemorating Twenty Five Years of Its Publication. Allen & Unwin, 1980.