The art of problem posing /

Eitemau Tebyg

• The art of solving problems /
  gan: 223104 Jackson, Keith Frederick
  Cyhoeddwyd: (1975)
• The art and craft of problem solving /
  gan: Zeitz, Paul, 1958-
  Cyhoeddwyd: (2007)
• The art of problem solving : accompanied by Ackoff's fables /
  gan: Ackoff, Russell Lincoln, 1919-
  Cyhoeddwyd: (1978)
• Process/outcome linkages : the art of problem solving /
  gan: Janis, Irving Lester, 1918-, et al.
• The art of problem solving : how to improve your methods /
  gan: 274939 Hodnett, Edward
  Cyhoeddwyd: (1955)