Gaya APA
PORTER, Michael E., HERYANTO, Ariel. (1985).
Competitive Advantage: Creating and Sustaning Superior Performance .
Free Press:
New York.
Gaya Chicago
PORTER, Michael E., HERYANTO, Ariel.
Competitive Advantage: Creating and Sustaning Superior Performance.
Free Press:
New York,
1985.
Buku Teks.
Gaya MLA
PORTER, Michael E., HERYANTO, Ariel.
Competitive Advantage: Creating and Sustaning Superior Performance.
Free Press:
New York,
1985.
Buku Teks.
Gaya Turabian
PORTER, Michael E., HERYANTO, Ariel.
Competitive Advantage: Creating and Sustaning Superior Performance.
Free Press:
New York,
1985.
Buku Teks.