Marshall, James Vance
Nusa Indah, 1978
Buku Teks
Firth, Jack, author
The Ramsay Head Press, 1979
Buku Teks
Garland Publishing, Inc, 1996
Buku Teks
Abu Bakr, Talif Abu al-Munim
New York Roy Publishers [t.th.]
Buku Teks
Burns, Russell W., author
Institution of Engineering and Technology, 2000
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