Cita APA (7a ed.)

Foster, R. (1978). The complete guide to Middle-earth: From The Hobbit to The Silmarillion. Allen & Unwin.

Cita Chicago Style (17a ed.)

Foster, Robert. The Complete Guide to Middle-earth: From The Hobbit to The Silmarillion. London ; Boston: Allen & Unwin, 1978.

Cita MLA (8a ed.)

Foster, Robert. The Complete Guide to Middle-earth: From The Hobbit to The Silmarillion. Allen & Unwin, 1978.