edited by Christopher C. Berndt
ASM International, 2000
eBooks
International geographical Congress (29th : 2000 : Seoul, Korea)
Living With Diversity,, 2000
Buku Referensi
edited by T.S. Sudarshan, J.J. Stiglich
ASM International, 2007
eBooks
Firby, A.P., author
John Wiley & Sons, 1982
Buku Teks
Campbell, Ian M., author
Chapman Hall, 1988
Buku Teks