APA (7 ম সংস্করণ) উদ্ধৃতি

WALTON, L. E. (1967). Foreign Trade And Foreign Exchange Their Theory And Practice L.e. Walton. MacDonald & Evans.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

WALTON, L. E. Foreign Trade And Foreign Exchange Their Theory And Practice L.e. Walton. MacDonald & Evans, 1967.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

WALTON, L. E. Foreign Trade And Foreign Exchange Their Theory And Practice L.e. Walton. MacDonald & Evans, 1967.