TY - BOOK AU - Ehrenkrantz, Ezra D. TI - Architectural systems SN - 0-07-019100-x U1 - 720 DDC23 PY - 2012/// CY - New Delhi PB - McGraw Hill KW - ARCHITECTURE GENERAL (AR-GEN) KW - CASE FOR A SYSTEMS APPROACH KW - USER REQUIRMENTS ER -