TY - BOOK AU - Sangma, S.K. . TI - AACR2R with MARC21: cataloguing practice for twenty-first century / SN - 978-93-5084-050-4 U1 - 2:12 PY - 2013/// CY - New Delhi : PB - Centrum Press , KW - Library, Cataloguing, AACR2R, MARC21 ER -