Survey samplingPeter Robert Stopher, Ill.). Department of Civil Engineering Northwestern University (Evanston · First published 1970Open the Tome
Traffic modelsPeter Robert Stopher, Northwestern University (Evanston, Ill.). Department of Civil Engineering · First published 1970Open the Tome
Factors affecting choice of mode of transportPeter Robert Stopher, University College, London · First published 1967Open the Tome
