Ziegler, Raymond J.
Appleton-Century-Crofts, 1966
Buku Teks SO
Ingham, H.
British Institute of Management, 1971
Buku Teks SO
Fithra Faisal Hastiadi, edited
palgrave macmillan, 2019
Buku Teks SO
Connor, F.R.
Edward Arnold, 1972
Buku Teks SO
Timms, Howard L.
Richard D. Irwin, 1966
Buku Teks SO