Cita APA (7a ed.)

Berlin, I., Hardy, H., & Annan, N. (1981). Personal impressions: Isaiah Berlin. Ed. by Henty Hardy. With an Introd. by Noel Annan. Viking Press.

Cita Chicago Style (17a ed.)

Berlin, Isaiah, Henry Hardy, y Noel Annan. Personal Impressions: Isaiah Berlin. Ed. by Henty Hardy. With an Introd. by Noel Annan. New York: Viking Press, 1981.

Cita MLA (8a ed.)

Berlin, Isaiah, et al. Personal Impressions: Isaiah Berlin. Ed. by Henty Hardy. With an Introd. by Noel Annan. Viking Press, 1981.