APA Style
Kreitner, R.
(1989).
Management / Robert Kreitner
(
4)
.
Boston:
Houghton Mifflin..
MLA Style
Kreitner, Robert.
"Management / Robert Kreitner".
4
Boston:
Houghton Mifflin.,
1989.
Textbook ห้องสมุดทั่วไป.