Lord, Kenniston W., author
Van Nostrand Reinhold, 1978
Buku Teks
Flynn, Nancy, author
[American Management Association, ], 2009
eBooks
Donald H. Hamsher, editor-in-chief
McGraw-Hill, 1967
Buku Referensi
Siviter, Bethann
Bailliere Tindall, 2013
Buku Referensi
edited by Vincent G. Duffy
CRC Press, 2009
Buku Referensi