Duggal, S. K. Surveying. Volume 2 / S.K. Duggal - 4th ed. - New Delhi : McGraw-Hill Education (India), 2013 - xviii, 488 p. : ill. (some col.) ; 23 cm. Includes index ISBN: 9781259029837 (pbk.) Subjects--Topical Terms: SurveyingRemote sensingGeographic information systems