Gaya APA
HILL, C, W., JONES, G, R. (1992).
Strategic management theory: (2nd ed.).
Dallas:
Houghton Mifflin Company.
Gaya MLA
HILL, Charles, WL., JONES, Gareth, R..
"Strategic management theory:".
2nd ed.
Dallas:
Houghton Mifflin Company,
1992.
Buku.