R. Bertoline Gary, & N. Wiebe Eric. (2002). Technical Graphics Communication (Tái bản lần thứ 3.). New York.: Mcgraw Hill.
শিকাগো স্টাইলে সাইটেশনR. Bertoline Gary, এবং N. Wiebe Eric. Technical Graphics Communication. Tái bản lần thứ 3. New York.: Mcgraw Hill, 2002.
এমএলএ সাইটেশনR. Bertoline Gary, এবং N. Wiebe Eric. Technical Graphics Communication. Tái bản lần thứ 3. New York.: Mcgraw Hill, 2002.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.