American Commodity Flow: A Geographical Interpretation of Rail and Water Traffic Based on Principles of Spatial Interchangeby Edward L. Ullman

✍ Scribed by Review by: Harold M. Mayer

• Book ID: 123704237
• Publisher: American Geographical Society
• Year: 1959
• Tongue: English
• Weight: 342 KB
• Volume: 49
• Category: Article
• ISSN: 0016-7428
• DOI: 10.2307/211582