Gorman, Michael
Technical services today and tomorrow
Libraries Unlimited, 1990
 Buku Teks SO
Urwick, Lyndall F.
Management of tomorrow
Nisbet, 1933
 Buku Teks
Pelton, Joseph N.
Smart cities of today and tomorrow: Better technology, infrastructure and security
Copernicus Cham, 2019
 eBooks
Management in the world today
edited by Don Hellriegel and John W. Slocum
Addison- Wesley , 1975
 Buku Teks SO
Management action : models of administrative decisions
edited by C. Edward Weber and Gerald Peters
International Textbook Company, 1969
 Buku Teks SO