APA Style
Porter, Michael E. (1979).
On Competition .
United States of America:
A Harvard Business Review Book.
Chicago Style
Porter, Michael E.
On Competition.
United States of America:
A Harvard Business Review Book,
1979.
Manajemen.
IEEE Style
*IEEE style untuk Skripsi
Porter, Michael E.
(1979).
On Competition.
.
United States of America:
A Harvard Business Review Book.
*IEEE style untuk Buku/Jurnal
Porter, Michael E.
On Competition.
.
United States of America:
A Harvard Business Review Book,
1979.
MLA Style
Porter, Michael E.
On Competition.
United States of America:
A Harvard Business Review Book,
1979.
Manajemen.
Turabian Style
Porter, Michael E.
On Competition.
United States of America:
A Harvard Business Review Book,
1979.
Manajemen.