APA (7 ম সংস্করণ) উদ্ধৃতি

Sriram, V. (1979). Top 300 companies, imports, exports, foreign collaboration agreements and R and D. Economic and Scientific Research Foundation.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Sriram, V. Top 300 Companies, Imports, Exports, Foreign Collaboration Agreements and R and D. Economic and Scientific Research Foundation, 1979.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Sriram, V. Top 300 Companies, Imports, Exports, Foreign Collaboration Agreements and R and D. Economic and Scientific Research Foundation, 1979.