Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.