Concise encyclopedia of the sciences /

Eitemau Tebyg

• McGraw-Hill concise encyclopedia of science & technology /
  Cyhoeddwyd: (1998)
• McGraw-Hill encyclopedia of science and technology; an international reference work.
  Cyhoeddwyd: (1966)
• Bloomsbury dictionary of science for everyone /
  gan: Schneider, Herman
  Cyhoeddwyd: (1989)
• Harrap's illustrated dictionary of science.
  Cyhoeddwyd: (1988)
• Hutchinson's technical & scientific encyclopdia; terms, processes, data in pure & applied science. Construction and engineering. The principal manufacturing industries. The skilled trades, with a working bibliography, naming three thousand books and other sources of information, under subjects;
  Cyhoeddwyd: (1935)