ICBO, 2000
Buku Referensi
edited by Mark Fintel
Van Nostrand Reinhold, 1974
Buku Referensi
Sinha, S. N.
Tata McGraw-Hill, 1996
Buku Referensi
American Concrete Institute. Committee 317.
American Concrete Institute, 1965
Buku Referensi
editor-in-chief, Edward G. Nawy
CRC Press, Taylor & Francis Group, 2008
Buku Referensi