Keyser, Carl A.
Prentice-Hall, 1956
Buku Teks
Smith, William F., author
McGraw-Hill, 1993
Buku Teks
Raghavan, V.
Prentice Hall of India, 1996
Buku Teks
American Society for Testing and Materials
American Society for Testing and Materials, 1965
Buku Referensi
American Society for Testing and Materials
American Society for Testing and Materials, 1964
Buku Referensi