Ballast, David Kent
Handbook of construction tolerances
McGraw-Hill, 1994
 Buku Referensi
Handbook of heavy construction
edited by John A. Havers and Frank W. Stubbs, Jr.
McGraw-Hill, 1971
 Buku Referensi
Timber design and construction handbook
Timber Engineering Company
F.W. Dodge Corp., 1956
 Buku Referensi
King, Reno C.
Piping handbook
McGraw-Hill, 1967
 Buku Referensi
Shan K. Wang
Handbook of air conditioning and refrigeration
McGraw-Hill, 1993
 Buku Referensi