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.
Citazione stile Chigago Style (17a edizione)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 .
Citatione MLA (9a 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, .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.