000 00390nam a2200157Ia 4500
008 221102s9999 xx 000 0 und d
020 _a9780749456856
082 _a658.872 RYA-U
100 _aRyan, Damian
245 0 _aUnderstanding digital marketing
260 _bKogan Page
_aDelhi
_c2009
300 _a276 p.
650 _aDigital marketing
700 _aJones, Calvin
942 _cBK
999 _c6519
_d6519