Cita APA (7a ed.)
Gunther, R. (1993). HEINRICH BÖLL. Giants in Their Field: An Introduction to the Nobel Prizes in Literature, 416-419.
Cita Chicago Style (17a ed.)
Gunther, Ralph. "HEINRICH BÖLL." Giants in Their Field: An Introduction to the Nobel Prizes in Literature 1993: 416-419.
Cita MLA (9a ed.)
Gunther, Ralph. "HEINRICH BÖLL." Giants in Their Field: An Introduction to the Nobel Prizes in Literature, 1993, pp. 416-419.
Precaución: Estas citas no son 100% exactas.