APA引文

American Society for Testing Materials. (1953). Symposium on direct shear testing of soils. ASTM.

Chicago Style (17th ed.) Citation

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：這些引文格式不一定是100％准確.