American Society for Testing Materials. (1953). Symposium on direct shear testing of soils. ASTM.
芝加哥风格引文American Society for Testing Materials. Symposium on Direct Shear Testing of Soils. Philadelphia, Pa.: ASTM, 1953.
MLA引文American Society for Testing Materials. Symposium on Direct Shear Testing of Soils. ASTM, 1953.
警告：这些引文格式不一定是100％准确.