@book{639,
	author = {Khurmi R. S.},
	title = {Applied mechanics and strength of materials : a textbook for the students of U. p. S. C. [Engg. service]; Degree and Diploma Courses : IN SI UNITS /},
	publisher = {S. Chand and company Ltd.,},
	year = {c1977.},
	address = {New Delhi :},
	note = {Includes index}
}