Ambrose, James E., author
John Wiley & Sons, 1980
Buku Teks
Ambrose, James E., author
John Wiley & Sons, 1995
Buku Teks
Simiu, Emil
John Wiley & Sons, 1978
Buku Teks
Penelis, George G.
E & FN Spon, 1997
Buku Teks
Alfred, author
2018
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