Peters, Edward I., author
McGraw-Hill, 1992
Buku Teks
Thenell, Jan, author
[American Library association, American Library association], 2004
eBooks
Hallma, G. Victor, author
McGraw-Hill Education, 2015
Buku Teks
Arman Harijanto, author
2001
UI - Tesis (Membership)
McCrea, Bridget, author
[American Management Association, ], 2005
eBooks