6 1 50 Hoffer, Jeffrey A Additional Author Valacich, Joseph S Additional Author Batra, Dinesh Additional Author George, Joey F Primary Author mixed material 9780131133266 New Jersey Pearson 2003 Hoffer, Jeffrey A. Primary Author Batra, Dinesh Primary Author JOEY F. George Primary Author Valacich, Joseph S Primary Author mixed material 9780132335706 Upper Saddle River Pearson Education 2007 Hoffer, Jeffrey A. Primary Author Valacich, Joseph S Primary Author Dinesh Batra Primary Author George, Joey F Primary Author mixed material 9780131248502 New Jersey Prentice Hall 2004 JESSUP, Leonard Additional Author Valacich Additional Author mixed material 9780130094148 New Jersey Prentice Hall 2002 Managing In the Digital World JESSUP, Leonard Primary Author Valacich Primary Author mixed material 9780135139523 USA Pearson 2008 JESSUP, Leonard Primary Author Joseph Valacich Primary Author mixed material 9780131273962 New Jersey Prentice Hall 2006