Enrick, Norbert Lloyd
New York, N.Y., Holt
Buku Teks
Enrick, Norbert Lloyd
Tata McGraw-Hill, 1967
Buku Teks
Satyanarayana, M., author
Himalaya Publ. House, 1980
Buku Teks
Meredith, Jack R., author
John Wiley & Sons, 1987
Buku Teks
Meredith, Jack R., author
John Wiley & Sons, 1984
Buku Teks