Pangaribuan, Gunthar An introduction to Excel for civil engineers : from engineering theory to Excel practice Gunthar Pangaribuan, - 1st ed. - Jakarta : c2005. - 380p. : ill. ; 27 cm. ISBN: 9781537137711 LCCN: 2004274385 LC Class. No.: HF5548.4.M523 / P364 2015