Speck, J. (2020). Walkability as a new urban Movement: Von Jeff Speck. Topos.
Chicago-Zitierstil (17. Ausg.)Speck, Jeff. "Walkability as a New Urban Movement: Von Jeff Speck." Topos 2020.
MLA-Zitierstil (8. Ausg.)Speck, Jeff. "Walkability as a New Urban Movement: Von Jeff Speck." Topos, 2020.
警告：這些引文格式不一定是100％准確.