Henry Spencer (Spencer, Henry)

English

• 
  The 'art of C Programming
  by Henry Spencer
  Softcover, Addison-Wesley, ISBN 0321292839 (0-321-29283-9)
• 
  Managing Usenet
  by David Lawrence, Henry Spencer
  Softcover, Oreilly & Associates Inc, ISBN 1565921984 (1-56592-198-4)
• 
  Modern Graphics Communication
  by Shawna Lockhart, Alva Mitchell, Henry Cecil Spencer, Ivan Leroy Hill, John Thomas Dygdon, James E. Novak, Frederick Ernest Giesecke
  Softcover, Prentice Hall, ISBN 0138638381 (0-13-863838-1)

Spanish

• 
  via
  Dibujo Tecnico / Basic Technical Drawing
  by Henry Spencer, John Thomas Dygdon, James E. Novak
  Softcover, Editores Alphaomega, ISBN 9701506774 (970-15-0677-4)