Manuel Gausa, Vicente Guallart, Willy Muller, Federico Soriano, Fernando Porras, Jose Morales
ACTAR, 2003
Buku Referensi
Khine Soe Thaung, editor
Springer, 2012
eBooks
Meadows, A.J., author
Kogan Page, 1982
Buku Referensi
Longley, Dennis, author
Macmillan, 1982
Buku Referensi
Attwood, Gaynor, author
McGraw-Hill, 1989
Buku Referensi