APA Style
Keegan, Desmond, مجبور ، محمد شفیع. ().
The foundations of distance education .
:
.
Chicago Style
Keegan, Desmond, مجبور ، محمد شفیع.
The foundations of distance education.
:
,
.
.
MLA Style
Keegan, Desmond, مجبور ، محمد شفیع.
The foundations of distance education.
:
,
.
.
Turabian Style
Keegan, Desmond, مجبور ، محمد شفیع.
The foundations of distance education.
:
,
.
.