Sustainable passenger rail transportation for Western CanadaMichael W. Tretheway · First published 2003Open the Tome
Identifying and measuring the impact of government ownership and regulation on airline performanceDavid W. Gillen, Tae Hoon Oum, Michael W. Tretheway · First published 1987Open the Tome
Airline cost and performanceDavid W. Gillen, Tae Hoon Oum, Michael W. Tretheway · First published 1986Open the Tome
