00512nam a2200193Ia 4500 58439 140507s9999 xx 000 0 und d 9781107674196 PK-LaUMT 004 WAT-C Watson, David Cambridge IGCSE computer studies Watson, David<>Williams, Helen Cambridge,USA: Cambridge University Press, 2012 251 p. EN Computer science Williams, Helen BK 55703 55703 0 0 0 0 01 01 2014-05-07 1 004 WAT-C 77620 2019-12-13 00:00:00 2019-12-09 2014-05-08 BK