Indian Standard Institution . ISI. (1985). Code of practice installation and observation of cross arms for measurement of internal vertical movement in earth dams IS: 7500-1974. Indian Standards Institution.
Chicago Edition CitationIndian Standard Institution . ISI. Code of Practice Installation and Observation of Cross Arms for Measurement of Internal Vertical Movement in Earth Dams IS: 7500-1974. New Delhi: Indian Standards Institution, 1985.
MLA Edition CitationIndian Standard Institution . ISI. Code of Practice Installation and Observation of Cross Arms for Measurement of Internal Vertical Movement in Earth Dams IS: 7500-1974. Indian Standards Institution, 1985.