APA (7 ম সংস্করণ) উদ্ধৃতি

CYGNUS BUSINESS CONSULTING & RESEARCH [PUB.]. (2008). DIRECTORY OF CLINICAL RESEARCH COMPANIES IN INDIA. CYGNUS BUSINESS CONSULTING & RESEARCH.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

CYGNUS BUSINESS CONSULTING & RESEARCH [PUB.]. DIRECTORY OF CLINICAL RESEARCH COMPANIES IN INDIA. HYDERABAD: CYGNUS BUSINESS CONSULTING & RESEARCH, 2008.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

CYGNUS BUSINESS CONSULTING & RESEARCH [PUB.]. DIRECTORY OF CLINICAL RESEARCH COMPANIES IN INDIA. CYGNUS BUSINESS CONSULTING & RESEARCH, 2008.