(1970). Proceedings of the 2nd congress of the International Society for Rock Mechanics: 21. - 26. September 1970 ([1st ed.].). Institute for Development of Water Resources.
Chicago-Zitierstil (17. Ausg.)Proceedings of the 2nd Congress of the International Society for Rock Mechanics: 21. - 26. September 1970. [1st ed.]. Beograd: Institute for Development of Water Resources, 1970.
MLA-Zitierstil (9. Ausg.)Proceedings of the 2nd Congress of the International Society for Rock Mechanics: 21. - 26. September 1970. [1st ed.]. Institute for Development of Water Resources, 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.