APA (7 ম সংস্করণ) উদ্ধৃতি

Clark, J. (1985). Study Guide to Accompany Gwartney, Stroup, and Clark's Essentials of Economics (Second Edition). ELSEVIER.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Clark, J.R. Study Guide to Accompany Gwartney, Stroup, and Clark's Essentials of Economics (Second Edition). ELSEVIER, 1985.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Clark, J.R. Study Guide to Accompany Gwartney, Stroup, and Clark's Essentials of Economics (Second Edition). ELSEVIER, 1985.