U. S. Symposium on Rock Mechanics (22nd : 1981 : Massachusetts), Massachusetts Institute of Technology, U. S. National Committee for Rock Mechanics, & Einstein, H. H. (1981). Proceedings of the 22nd U. S. Symposium on Rock Mechanics: Rock mechanics from research to application held at the Massachusetts Institute of Technology, June29-July 2, 1981. Massachusetts Institute of Technology.
芝加哥风格引文U. S. Symposium on Rock Mechanics (22nd : 1981 : Massachusetts), Massachusetts Institute of Technology, U. S. National Committee for Rock Mechanics, 与 Herbert H. Einstein. Proceedings of the 22nd U. S. Symposium on Rock Mechanics: Rock Mechanics from Research to Application Held at the Massachusetts Institute of Technology, June29-July 2, 1981. Cambridge, Massachusetts: Massachusetts Institute of Technology, 1981.
MLA引文U. S. Symposium on Rock Mechanics (22nd : 1981 : Massachusetts), et al. Proceedings of the 22nd U. S. Symposium on Rock Mechanics: Rock Mechanics from Research to Application Held at the Massachusetts Institute of Technology, June29-July 2, 1981. Massachusetts Institute of Technology, 1981.