Cita APA (7a ed.)

Berenson, B., Gardner, I. S., Berenson, M., & Hadley, R. v. N. (1987). The letters of Bernard Berenson and Isabella Stewart Gardner, 1887-1924, with correspondence by Mary Berenson. Northeastern University Press.

Cita Chicago Style (17a ed.)

Berenson, Bernard, Isabella Stewart Gardner, Mary Berenson, y Rollin van N. Hadley. The Letters of Bernard Berenson and Isabella Stewart Gardner, 1887-1924, with Correspondence by Mary Berenson. Boston: Northeastern University Press, 1987.

Cita MLA (9a ed.)

Berenson, Bernard, et al. The Letters of Bernard Berenson and Isabella Stewart Gardner, 1887-1924, with Correspondence by Mary Berenson. Northeastern University Press, 1987.