Casio FX-991ES Plus Blue 2nd Gen Non-Programmable Scientific Calculator & Casio FX-82MS 2nd Gen Non-Programmable Scientific Calculator, 240 Functions and 2-line Display, Black : Amazon.in: Office Products
קנו אלי אקספרס | FX-991ES-PLUS Original Calculator 417 Functions Students Computer School Office Power Graphing Financial Supplies
User manual Casio FX-991ES Plus (English - 46 pages)