Loo, B. P. Are there useful yardsticks of population size and income level for building metro systems?: Some worldwide evidence. Cities. : the international journal of urban and regional planning.
Citace podle Chicago (17th ed.)Loo, Becky P.Y. "Are There Useful Yardsticks of Population Size and Income Level for Building Metro Systems?: Some Worldwide Evidence." Cities. : The International Journal of Urban and Regional Planning .
Citace podle MLA (9th ed.)Loo, Becky P.Y. "Are There Useful Yardsticks of Population Size and Income Level for Building Metro Systems?: Some Worldwide Evidence." Cities. : The International Journal of Urban and Regional Planning, .
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