TY - BOOK AU - Bureau of Indian Standards TI - Helical Compression Springs: Part - 6 Design and Calculations for Springs Made from Rectangular Section Bar Steel (IS : 7906 (Part 6) - 1978) U1 - IS : 7906 (Part 6) - 1978 PY - 1979/// CY - New Delhi PB - Bureau of Indian Standards KW - Indian Standard - IT N1 - IS : 7906 (Part 6) - 1978 ER -