एपीए उद्धरण

Bureau of Indian Standards. (1988). Methods of test for determination of strength properties of natural building stones. Bureau of Indian standards.

शिकागो स्टाइल उद्धरण

Bureau of Indian Standards. Methods of Test for Determination of Strength Properties of Natural Building Stones. : Bureau of Indian standards, 1988.

एमएलए उद्धरण

Bureau of Indian Standards. Methods of Test for Determination of Strength Properties of Natural Building Stones. Bureau of Indian standards, 1988.