TY - BOOK AU - Venugopala Rao,P. AU - Akella,Vijayalakshmi TI - Textbook of surveying SN - 9788120349919 (pbk.) U1 - 526.9 23 PY - 2015/// CY - Delhi PB - PHI Learning KW - Engineering KW - Surveying N1 - Includes bibliographical references and index ER -