Alofsin, Anthony
W.W. Norton & Company, 2002
Buku Teks
BooQs publisher data, 2010
Buku Referensi
American Society of landscape architects,
Majalah, Jurnal, Buletin
edited by Steven Moorhead and Gordon Grice
Rockport Publisher, 1997
Buku Referensi
Page One Publishing Ple Ltd, 2012
Buku Referensi