Ulberg, C. G. (1990). Issues in the shift from regional to local provision of bus service. Transportation Research Board, National Research Council.
Цитирование в стиле Чикаго (17-е изд.)Ulberg, Cyrus G. Issues in the Shift from Regional to Local Provision of Bus Service. Washington, D.C: Transportation Research Board, National Research Council, 1990.
Цитирование MLA (9-е изд.)Ulberg, Cyrus G. Issues in the Shift from Regional to Local Provision of Bus Service. Transportation Research Board, National Research Council, 1990.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.