Sashkin, Marshall, 1944-, author
American Managemant Association, 1982
Buku Teks
Fitzgerald, Suzanne Sparks
McGraw-Hill, 2011
Buku Teks
Bolland, Eric J., author
Emerald, 2017
eBooks
Dale, Margaret, author
Gramedia, 2003
Buku Teks
United Nations Centre for Human Settlements (Habitat), 1991
Buku Referensi