Cita APA (7a ed.)

Stevenson, R. L., & John, R. (1991). Treasure island (31st imp.). Longman.

Cita Chicago Style (17a ed.)

Stevenson, Robert Louis, y Roland John. Treasure Island. 31st imp. Harlow: Longman, 1991.

Cita MLA (9a ed.)

Stevenson, Robert Louis, y Roland John. Treasure Island. 31st imp. Longman, 1991.