TY - BOOK AU - Singh, Parbin TI - Textbook of Engineering And General Geology SN - 81-88458-51-1 U1 - 624.151 DDC23 PY - 2010/// CY - New Delhi KW - Civil Engineering UR - https://ndl.iitkgp.ac.in/result?q={%22t%22:%22search%22,%22k%22:%22%5C%22surveying%20and%20levelling%5C%22%22,%22s%22:[],%22b%22:{%22filters%22:[]}} ER -