When is an easy task difficult and vice versa? A reply to lane

✍ Scribed by Barry H. Kantowitz; James L. Knight Jr.

• Book ID: 113113156
• Publisher: Elsevier Science
• Year: 1978
• Tongue: English
• Weight: 512 KB
• Volume: 42
• Category: Article
• ISSN: 0001-6918
• DOI: 10.1016/0001-6918(78)90014-8