Gaya APA

Campbell, Andrew. (1997). Core competency-based strategy . Singapura: International Thompson Business.

Gaya Chicago

Campbell, Andrew. Core competency-based strategy. Singapura: International Thompson Business, 1997. Buku.

Gaya MLA

Campbell, Andrew. Core competency-based strategy. Singapura: International Thompson Business, 1997. Buku.

Gaya Turabian

Campbell, Andrew. Core competency-based strategy. Singapura: International Thompson Business, 1997. Buku.