Cita APA (7a ed.)

Twain, M., Russell, J., & Thornley, G. (1971). The adventures of Tom Sawyer (9th impression.). Longman.

Cita Chicago Style (17a ed.)

Twain, Mark, Jim Russell, y G.C Thornley. The Adventures of Tom Sawyer. 9th impression. London: Longman, 1971.

Cita MLA (9a ed.)

Twain, Mark, et al. The Adventures of Tom Sawyer. 9th impression. Longman, 1971.