خرید مجموعه 5 جلدی لانگمن آکادمیک رایتینگ Longman Academic Writing شامل:

Longman Academic Writing Series 1: Sentences to Paragraphs 2nd Edition

Longman Academic Writing Series 2: Paragraphs 3rd Edition

Longman Academic Writing Series 3: Paragraphs to Essays 4th Edition

Longman Academic Writing Series 4: Essays 5th edition

Longman Academic Writing Series 5: Essays to Research Papers