Atkins, Ruth, author
John Wiley & Sons, 1972
Buku Teks
Hughes, Robert, author
Penguin Books, 1970
Buku Teks
Peter Kurniawan Hutomo, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2016
UI - Makalah dan Kertas Kerja
editors, Time-Life Books
Time-Life Books, 1977
Buku Teks
Krier, Rob, author
Academy Editions, 1991
Buku Teks