APA

Wilson H., . (1975). Forecasting bus transit operating costs. University Park, PA: Pennsylvania State University. Pennsylvania Transportation Institute. College of Business Administration. Report PTI nr 7524.

Chicago

Wilson HG, . 1975. Forecasting bus transit operating costs. University Park, PA: Pennsylvania State University. Pennsylvania Transportation Institute. College of Business Administration. Report PTI nr 7524.

Harvard

Wilson H., . (1975). Forecasting bus transit operating costs. University Park, PA: Pennsylvania State University. Pennsylvania Transportation Institute. College of Business Administration. Report PTI nr 7524.

MLA

Wilson HG, . Forecasting bus transit operating costs. University Park, PA: Pennsylvania State University. Pennsylvania Transportation Institute. College of Business Administration. Report PTI nr 7524. 1975.