Majchrzak, Ann, author
Sage, 1984
Buku Teks
Gatrell, Jay D., author
Springer, 2012
eBooks
Sauro, Jeff, author
Elsevier, 2012
Buku Teks
Kerem Rizvanoglu; Gorkem Cetin, editor
Information Science Reference, 2014
Buku Teks
Goldstein, E. Bruce, author
Thomson Wadsworth, 2008
Buku Teks