Gaya APA
Management. Sixth E-dition. International Ed. ().
:
.
Gaya Chicago
Management. Sixth E-dition. International Ed.
.
:
,
.
.
Gaya MLA
Management. Sixth E-dition. International Ed.
.
:
,
.
.
Gaya Turabian
Management. Sixth E-dition. International Ed.
:
,
.
.