APA Citation

 Velte, T. J. (2008).  Green IT: Reduce Your Information System''s Environmental Impact While Adding to the Bottom Line.  Mc Graw Hill.

Trích dẫn kiểu Chicago

 Velte, Toby J.  Green IT: Reduce Your Information System''s Environmental Impact While Adding to the Bottom Line.  Mc Graw Hill, 2008.

MLA Citation

 Velte, Toby J.  Green IT: Reduce Your Information System''s Environmental Impact While Adding to the Bottom Line.  Mc Graw Hill, 2008.

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