APA (7th ed.) Citation

Nobel Symposium & Allén, S. (1989). Possible worlds in humanities, arts and sciences: Proceedings of Nobel Symposium 65. Gruyter.

Chicago Style (17th ed.) Citation

Nobel Symposium and Sture Allén. Possible Worlds in Humanities, Arts and Sciences: Proceedings of Nobel Symposium 65. Berlin [etc.]: Gruyter, 1989.

MLA (9th ed.) Citation

Nobel Symposium and Sture Allén. Possible Worlds in Humanities, Arts and Sciences: Proceedings of Nobel Symposium 65. Gruyter, 1989.