Indian Standard Institution . ISI. (1980). Code of practice for soil -cement lining for canals IS: 7113-1973. Indian Standards Institution.
استشهاد بنمط شيكاغوIndian Standard Institution . ISI. Code of Practice for Soil -cement Lining for Canals IS: 7113-1973. New Delhi: Indian Standards Institution, 1980.
MLA استشهادIndian Standard Institution . ISI. Code of Practice for Soil -cement Lining for Canals IS: 7113-1973. Indian Standards Institution, 1980.