Cita APA (7a ed.)

International Congress of Linguists & Heilmann, L. (1974). Proceedings of the Eleventh International Congress of Linguists: Bologna-Florence, Aug. 28-Sept. 2, 1972. Mulino.

Cita Chicago Style (17a ed.)

International Congress of Linguists y Luigi Heilmann. Proceedings of the Eleventh International Congress of Linguists: Bologna-Florence, Aug. 28-Sept. 2, 1972. Bologna: Mulino, 1974.

Cita MLA (9a ed.)

International Congress of Linguists y Luigi Heilmann. Proceedings of the Eleventh International Congress of Linguists: Bologna-Florence, Aug. 28-Sept. 2, 1972. Mulino, 1974.