editor, Marwan Batubara, R.P. Koesoemadinata, Kwik Kian Gie
Bening Citra Kreasi Indonesia , 2006
Buku Teks
Marwan Batubara
IRESS (Indonesian Resources Studies), 2011
Buku Teks
Smith, Howard R.
The Ronald Press Company , 1958
Buku Teks
Anderson, Ronald A., author
South-Western , 1981
Buku Teks
John Wiley & Sons, 1946
Buku Teks