Andrew R. Williams, author
Taylor & Francis, 2008
Buku Teks
Spain, Bryan, author
CRC Press, Taylor & Francis Group, 2009
Buku Teks
Wegmann, T., author
Roche, 1987
Buku Referensi
Roche, 1987
Buku Referensi
Birkby, Gillian, author
[RIBA, ], 2008
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