Ludwig, Ernest E., author
Gulf Publishing, 1979
Buku Teks
Heragu, Sunderesh S., author
CRC press, 2008
Buku Teks
Blume, John A., author
Portland Cement Association, 1961
Buku Teks
Ludwig, Ernest E., author
Gulf Publishing Company, 1964
Buku Teks
Ludwig, Ernest E., author
Gulf Publishing Company, 1964
Buku Teks