Books by Joni Markovitz:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Markovitz, Joni: Hub-bound travel. (Tri-State Regional Planning Commission, 1973), also by United States. Dept. of Housing and Urban Development, United States. Dept. of Transportation, and Tri-State Regional Planning Commission (page images at HathiTrust)
Find more by Joni Markovitz at your library, or elsewhere.