Gaya APA

CRAIG, C, S., DOUGLAS, S, P. (2000). INTERNATIONAL MARKETING RESEARCH, SECOND EDITION (ED. 2). ENGLAND: JOHN WILEY & SONS LTD.

Gaya MLA

CRAIG, C., SAMUEL., DOUGLAS, SUSAN, P.. "INTERNATIONAL MARKETING RESEARCH, SECOND EDITION". ED. 2 ENGLAND: JOHN WILEY & SONS LTD, 2000. Prodi S1 Manajemen.