Mitchell, James K., author
John Wiley & Sons, 1976
Buku Teks
Verma, B.P., author
Khanna Publishers, 1975
Buku Teks
Kohnke, Helmut
Tata McGraw-Hill, 1980
Buku Teks
Harr, Milton Edward, 1925-, author
McGraw-Hill, 1966
Buku Teks
Lambe, T. William, author
John Wiley & Sons, 1979
Buku Teks