Gaya APA

jauch, L, R., glueck, W, F. (1988). Business policy and strategic management (kelima). Batam Riau: Salemba Empat.

Gaya MLA

jauch, Lawrence, R., glueck, William, F. "Business policy and strategic management". kelima Batam Riau: Salemba Empat, 1988. Text.