Ball, D. (1998). Official powerbuilder 6: Advanced tools for the enterprise. - 2nd ed. , (2nd ed. ,.). Comdex computer publishing.
শিকাগো স্টাইলে সাইটেশনBall, Derek. Official Powerbuilder 6: Advanced Tools for the Enterprise. - 2nd Ed. ,. 2nd ed. ,. New Delhi: Comdex computer publishing, 1998.
এমএলএ সাইটেশনBall, Derek. Official Powerbuilder 6: Advanced Tools for the Enterprise. - 2nd Ed. ,. 2nd ed. ,. Comdex computer publishing, 1998.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.