APA (7 ম সংস্করণ) উদ্ধৃতি

"North, D. (1988). The heritage we defend: A contribution to the history of the fourth international. Labor publishers.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

"North, David". The Heritage We Defend: A Contribution to the History of the Fourth International. Labor publishers, 1988.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

"North, David". The Heritage We Defend: A Contribution to the History of the Fourth International. Labor publishers, 1988.