Bollens, John C.
The metropolis its people, politics, and economic life
Harper and Row, 1975
 Buku Teks
Bollens, John C.
The metropolis : its people, politics, and economic life
Harper and Row, 1970
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The urban condition : people and policy in the metropolis
edited by Leonard J. Duhl, with the assistance of John Powell
Basic Books, 1963
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Berg, Leo van den
Governing metropolitan regions / Leo van den Berg, H. Arjen van Klink, Jan van der Meer
Avebury , 1995
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Since Megalopolis : the urban writings of Jean Gottmann / edited by Jean Gottmann and Robert A. Harper
John Hopkins University Press, 1990
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