TY - BOOK AU - Duggal, S.K. TI - Surveying Vol--2 SN - 0074620908 U1 - 526.9D866s/1996 PY - 1996/// CY - New Delhi PB - Tata McGrow-Hill Publishing Company Limited KW - Civil engineering KW - Surveying KW - Geographies N1 - Includes Bibliography and index ER -