Alan Isaacs

• Enciclopedia cienti fica
• A concise encyclopedia
• A dictionary of business
• DICTIONARY OF FINANCE AND BANKING; ED. BY JOHN SMULLEN
• Dictionary of music
• The Macmillan concise encyclopedia
• A dictionary of physics.
• Dictionary of music
• Dictionary of physics
• The Macmillan compact encyclopedia
• The Macmillan encyclopedia
• The Survival of God in the Scientific Age