APA সাইটেশন

Velte Toby J., Velte Anthony T., & Elsenpeter Robert. (2008). Green IT: Reduce your information system's environmental impact while adding to the bottom line (In lần thứ 1.). American: MC Graw Hill.

শিকাগো স্টাইলে সাইটেশন

Velte Toby J., Velte Anthony T, এবং Elsenpeter Robert. Green IT: Reduce Your Information System's Environmental Impact While Adding to the Bottom Line. In lần thứ 1. American: MC Graw Hill, 2008.

এমএলএ সাইটেশন

Velte Toby J., Velte Anthony T, এবং Elsenpeter Robert. Green IT: Reduce Your Information System's Environmental Impact While Adding to the Bottom Line. In lần thứ 1. American: MC Graw Hill, 2008.