de Groen, Frances
Pan Books, 1981
Buku Teks
Walker, Shirley
Oxford University Press, 1982
Buku Referensi
Hope, A.D. (Alec Derwent), 1907-2000
Oxford University Press, 1975
Buku Teks
M. Luky Susanti
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1988
UI - Skripsi (Membership)
Wright, Frank Lloyd
Bramhall House, [19?-]
Buku Teks