Indian standards institution . ISI. (1986). Code of practice for construction of stone masonary (1.). Indian Standards Institution.
استشهاد بنمط شيكاغوIndian standards institution . ISI. Code of Practice for Construction of Stone Masonary. 1. New Delhi: Indian Standards Institution, 1986.
MLA استشهادIndian standards institution . ISI. Code of Practice for Construction of Stone Masonary. 1. Indian Standards Institution, 1986.