Haworth Press, 1986
Buku Referensi
Haworth Press, 1984
Buku Referensi
Kern, M. Kathleen, author
[American Management Association, ], 2009
eBooks
Lankes, R. David, author
Facet Publishing, 2003
Buku Teks
Library Association Publishing, 1999
Buku Referensi