@book{588657,
	author = {Varghese, P.C.},
	title = {Building materials (2nd Ed)},
	publisher = {Prentice-Hall of India Pvt.Ltd,},
	year = {2015},
	address = {New Delhi},
	note = {Includes index.(p265-p267)},
	url = {https://www.amazon.com/Building-Materials-P-C-Varghese-ebook/dp/B00K7YFW5M/ref=sr_1_1?crid=3V90FUBX3WAFU&keywords=9788120350915&qid=1646714960&s=books&sprefix=9788120350915%2Cstripbooks-intl-ship%2C875&sr=1-1}
}