Gaya APA
Management concepts, pratices, and skills. (1991).
:
.
Gaya Chicago
Management concepts, pratices, and skills.
5.
:
,
1991.
.
Gaya MLA
Management concepts, pratices, and skills.
5.
:
,
1991.
.
Gaya Turabian
Management concepts, pratices, and skills.
:
,
1991.
.