APA (7 ম সংস্করণ) উদ্ধৃতি

SEKARAN UMA. (2003). RESEARCH METHODS FOR BUSINESS; SKILL BUILDING APPR. JOHN WILEY AND SONS.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

SEKARAN UMA. RESEARCH METHODS FOR BUSINESS; SKILL BUILDING APPR. NEW YORK: JOHN WILEY AND SONS, 2003.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

SEKARAN UMA. RESEARCH METHODS FOR BUSINESS; SKILL BUILDING APPR. JOHN WILEY AND SONS, 2003.