Indian standards institution . ISI. (1983). Specification for super sulphated cement,IS: 6909-1973. Indian Standards Institution.
Chicago ZitierstilIndian standards institution . ISI. Specification for Super Sulphated Cement,IS: 6909-1973. New Delhi: Indian Standards Institution, 1983.
MLA ZitierstilIndian standards institution . ISI. Specification for Super Sulphated Cement,IS: 6909-1973. Indian Standards Institution, 1983.