Indian Standard Institution . ISI. (1974). Methods of test for determination of permeablity of natural building stones. Indian Standards Institution.
Chicago Edition CitationIndian Standard Institution . ISI. Methods of Test for Determination of Permeablity of Natural Building Stones. New Delhi: Indian Standards Institution, 1974.
Cita MLAIndian Standard Institution . ISI. Methods of Test for Determination of Permeablity of Natural Building Stones. Indian Standards Institution, 1974.