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Bainbridge
Nichols
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How to Build a
Digital Library
Second Edition
Chapter 3: Presentation: User interfaces
Figure 3.20: Browsing a classification hierarchy
Figure 3.20: Browsing a classification hierarchy (a): The beginning
Figure 3.20: Browsing a classification hierarchy (b): Expanding Sustainable development
Figure 3.20: Browsing a classification hierarchy (c): Expanding Organizations, institutions