Gaya APA
A, P, I, J., Robinson, R, B. (1982).
Formulation and Implementation of Competitive Strategy (Second - Ed.).
USA:
Richard D Irwin, Inc..
Gaya MLA
A, Pearce, II,, John., Robinson, Richard, B.
"Formulation and Implementation of Competitive Strategy".
Second - Ed.
USA:
Richard D Irwin, Inc.,
1982.
Text.