TY - BOOK AU - Cardenas, Elpidio J. TI - Technical drafting 1 SN - 971-08-5110-1 U1 - 604.24 C266 2011 PY - 2011/// CY - Mandaluyong City PB - National Book Store KW - Mechanical drawing KW - Drafting N1 - Includes index; Originally published: NBS, 1992 ER -