M. G. Aswani
Khana Publishers, 1975
Buku Teks
Nilson, Arthur H., author
New York: John Wiley & Sons, 1987
Buku Teks
Raju, N. Krishna, author
Erlangga, 1981
Buku Teks
Preston, H. Kent, author
McGraw-Hill, 1967
Buku Teks
Abeles, P. W., author
Cement and Concrete Association, 1976
Buku Referensi