Dale Carnegie. (2011). How to develop self confidence and influence people by public speaking. Harmony books.
শিকাগো স্টাইলে সাইটেশনDale Carnegie. How to Develop Self Confidence and Influence People by Public Speaking. Kozhikode: Harmony books, 2011.
এমএলএ সাইটেশনDale Carnegie. How to Develop Self Confidence and Influence People by Public Speaking. Harmony books, 2011.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.