Genre
Periodicals
49
Case studies
26
Congresses
26
Biography
5
Bibliography
4
Exhibitions
4
Cross-cultural studies
3
Electronic books
3
Handbooks, manuals, etc
3
20th century
2
Archives
2
Directories
2
Pictorial works
2
Sources
2
21st century
1
Aspect de l'environnement
1
Case studie
1
China
1
Congr�es
1
Designs and plans
1
Environmental aspects
1
Europe
1
Notebooks, sketchbooks, etc
1
Pennsylvania
1
Philadelphia
1
Philosophy
1
Planning
1
Political aspects
1