Cita APA (7a ed.)

Ruskin, J., Hayman, J., & Ruskin, J. J. (1982). Letters from the Continent 1858. University of Toronto Press.

Cita Chicago Style (17a ed.)

Ruskin, John, John Hayman, y John James Ruskin. Letters from the Continent 1858. Buffalo: University of Toronto Press, 1982.

Cita MLA (8a ed.)

Ruskin, John, et al. Letters from the Continent 1858. University of Toronto Press, 1982.