TY - BOOK AU - Agrawal, Basant AU - Agrawal, C. M., jt. auth. TI - Engineering graphics SN - 9780071329811 U1 - 604.2 AGR-B PY - 2012/// CY - India PB - Tata McGraw-Hill KW - ᅠSpecial curves KW - ᅠConic sections.ᅠ KW - Scales.ᅠ ER -