APA (7 ম সংস্করণ) উদ্ধৃতি

Littlejohn, A. Company to company. A communicative approach to business correspondence in english. Teacher´s book (3a ed.).

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Littlejohn, Andrew. Company to Company. A Communicative Approach to Business Correspondence in English. Teacher´s Book. 3a ed.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Littlejohn, Andrew. Company to Company. A Communicative Approach to Business Correspondence in English. Teacher´s Book. 3a ed.