Gorman, Michael
Technical services today and tomorrow
Libraries Unlimited, 1990
 Buku Teks
Vance, Charles C.
Manager today, executive tomorrow
McGraw-Hill, 1974
 Buku Teks
Nasution, Abdul Haris, 1918-2000
Pancasila Democracy today and tomorrow
Seruling Masa, 1971
 Buku Teks
Ahuja, B. N.
Communications yesterday, today and tomorrow
Surjeet Publications, 1989
 Buku Teks
Roosevelt, Eleanor
UN: today and tomorrow
Harper & Brothers, 1953
 Buku Teks