APA (7 ম সংস্করণ) উদ্ধৃতি

Johnston, R. J. (1976). The world trade system: Some enquiries into its spatial structure. St. Martin's Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Johnston, Ronald John. The World Trade System: Some Enquiries into Its Spatial Structure. New York: St. Martin's Press, 1976.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Johnston, Ronald John. The World Trade System: Some Enquiries into Its Spatial Structure. St. Martin's Press, 1976.