Cita APA (7th ed.)

SEKARAN UMA & BOUGIE ROGER. (2016). RESEARCH METHODS FOR BUSINESS (6TH ED.). WILEY.

Cita Chicago (17th ed.)

SEKARAN UMA i BOUGIE ROGER. RESEARCH METHODS FOR BUSINESS. 6TH ED. DELHI: WILEY, 2016.

Cita MLA (9th ed.)

SEKARAN UMA i BOUGIE ROGER. RESEARCH METHODS FOR BUSINESS. 6TH ED. WILEY, 2016.