Xanthakos, Petros P.
Slurry walls as structural systems
McGraw-Hill, 1979
 Buku Teks SO
Whitaker, Jerry C.
AC power systems handbook
New York : CRC Press, 1999,
 Buku Referensi
Electronic systems maintenance handbook
edited by Jerry C. Whitaker
CRC Press, 2002
 Buku Referensi
Ashrae handbook 1984 systems
American Society of Heating, Refrigerating and Air-Conditioning Engineers
American Society of Heating Refrigerating, 1984
 Buku Referensi
Water distribution systems handbook
editor-in-chief, Larry W. Mays
McGraw-Hill, 2000
 Buku Referensi