Gaya APA
Champion, J, M., James, J, H.
(1980).
Critical Incidents In Management
(
Keempat)
.
USA:
Richard D. irwin.
Gaya MLA
Champion, John, M.., James, John, H..
"Critical Incidents In Management".
Keempat
USA:
Richard D. irwin,
1980.
Teksbook.