Remove item Thumbnail image Product Price Quantity Subtotal × × (eBook PDF)Digital Control System Analysis and Design, 4th Edition by Charles L. Phillips , Troy Nagle , Aranya Chakrabortty1 × $15.90 $15.90 - (eBook PDF)Digital Control System Analysis and Design, 4th Edition by Charles L. Phillips , Troy Nagle , Aranya Chakrabortty quantity + $15.90 × × (eBook PDF)Steel Structures: Practical Design Studies, Fourth Edition by Hassan Al Nageim1 × $9.90 $9.90 - (eBook PDF)Steel Structures: Practical Design Studies, Fourth Edition by Hassan Al Nageim quantity + $9.90 Update cart Continue Shopping Cart totals Subtotal $25.80 Total $25.80 Proceed to checkout