00426nam a2200145Ia 4500008004100000020001800041041000800059082001700067100004600084245009100130250000600221260003100227300001400258650000800272210716s2013 xx 000 0 und d a9788177226225 aeng a658.812 KUMA aKumar, Alok;Sinha, Chhabi;Sharma, Rakesh. aCustomer relationship management: concepts and application.bConcepts and application. a1 aNew DelhibBiztantrac2013 axviii,350 aCRM