Widodo Wahyu Purwanto [and others]
Pengkajian Energi UI, 2006
Buku Teks SO
Mitchell, John W.
John Wiley & Sons, 1983
Buku Teks
Foley, Gerald
Penguin Books, 1976
Buku Teks SO
Dorf, Richard C.
Addison-Wesley, 1978
Buku Teks SO
edited by R.K. Pachauri ; with a foreword by Nicholas Georgescu-Roegen
Wiley Eastern Limited, 1980
Buku Teks SO