Nguyễn Thị Thanh Hương. (2011). New TOEIC Writing Coach Answer Key. Tổng Hợp TPHCM.
শিকাগো স্টাইলে সাইটেশনNguyễn Thị Thanh Hương. New TOEIC Writing Coach Answer Key. Tổng Hợp TPHCM, 2011.
এমএলএ সাইটেশনNguyễn Thị Thanh Hương. New TOEIC Writing Coach Answer Key. Tổng Hợp TPHCM, 2011.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.