Symposium on Mountain Glaciology Relating to Human Activity Lanzhou. (1992). Proceedings of the Symposium on Mountain Glaciology relating to Human Activity: Held at Lanzhou, Gansu Province, China, 26 - 30 August 1991.
Chicago-Zitierstil (17. Ausg.)Symposium on Mountain Glaciology Relating to Human Activity Lanzhou. Proceedings of the Symposium on Mountain Glaciology Relating to Human Activity: Held at Lanzhou, Gansu Province, China, 26 - 30 August 1991. Cambridge, 1992.
MLA-Zitierstil (9. Ausg.)Symposium on Mountain Glaciology Relating to Human Activity Lanzhou. Proceedings of the Symposium on Mountain Glaciology Relating to Human Activity: Held at Lanzhou, Gansu Province, China, 26 - 30 August 1991. 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.