TY - BOOK AU - Bureau of Indian Standards TI - Room Air Conditioners Specification: Part - 1 Unitary Air Conditioners (IS : 1391 (Part - 1) - 1992) U1 - IS : 1391(Part-1) - 1992 PY - 1992/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 1391(Part-1) - 1992 ER -