Casio - FX-87DE X - - Scientific calculator - Casio FX87DE X - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
CASIO fx-87DE PLUS / fx-87DE X von der Sek I bis zum Abitur: 9783868143195: Amazon.com: Books