00274pam a2200109 a 4500020002000000041000500020082001300025100001700038245005700055260004400112300000800156 a81-7881-121-9c h a658bGUP aGUPTA, VIVEK aMOBILE BUSINESS : EMERGING TRENDShTextual Documents aHYDERABADbICFAI UNIVERSITY PRESSc2004 a190