(1982). Methods for evaluation of rail-highway grade crossing improvements: Staff study report.
Citazione stile Chigago Style (17a edizione)Methods for Evaluation of Rail-highway Grade Crossing Improvements: Staff Study Report. 1982.
Citatione MLA (9a ed.)Methods for Evaluation of Rail-highway Grade Crossing Improvements: Staff Study Report. 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.