Bowles, Joseph E.
Structural steel design data manual
McGraw-Hill, 1980
 Buku Referensi
Heisler, Sanford I
The Wiley engineer's desk reference
John Wiley & Sons, 1984
 Buku Referensi
Peterson, J.H.
Handbook for electric welders
Murex welding processes ltd, 1969
 Buku Referensi
Katz, Donald La Verne
Handbook of natural gas engineering
McGraw-Hill, 1959
 Buku Referensi
Christensen, James J.
Handbook of heats of mixing: supplementary volume
Wiley, 1988
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