Popov, Egor P.
Mechanics of materials, S1 version
Prentice-Hall, 1978
 Buku Teks SO
Shakespeare, William, 1564-1616
Macbeth, a modern version
Regents Publishing Company, 1963
 Buku Teks SO
Shakespeare, William, 1564-1616
Macbeth : a modern version
Regents Pub., 1963
 Buku Teks SO
HX-Net Version 5.0
Chemical Engineering, Department of Gas and Petrochemical Engineering, Faculty of Engineering. University of Indonesia
 Buku Teks SO
Lambe, T. William
Soil mechanics, S1 version
Wiley Eastern, 1979
 Buku Teks