APA
Bureau of Indian standards, . (1987). Methods of test for soils part-13 direct shear test, IS:2720-1986. : Bureau of Indian standards.
Chicago
Bureau of Indian standards, . 1987. Methods of test for soils part-13 direct shear test, IS:2720-1986. : Bureau of Indian standards.
Harvard
Bureau of Indian standards, . (1987). Methods of test for soils part-13 direct shear test, IS:2720-1986. : Bureau of Indian standards.
MLA
Bureau of Indian standards, . Methods of test for soils part-13 direct shear test, IS:2720-1986. : Bureau of Indian standards. 1987.