Cita APA (7a ed.)

Tolkien Society (England). Nigglings Smial, Lewis, A., & Ritchie, L. (1993). Niggling special publication. Nigglings.

Cita Chicago Style (17a ed.)

Tolkien Society (England). Nigglings Smial, Alex Lewis, y Lyn Ritchie. Niggling Special Publication. England: Nigglings, 1993.

Cita MLA (8a ed.)

Tolkien Society (England). Nigglings Smial, et al. Niggling Special Publication. Nigglings, 1993.