Seminar on Policy, P. a. S. (. :. B. U., & PTRC European Transport Forum Annual Meeting. (1997). Policy, planning and sustainability. London : PTRC Education and Research Services.
芝加哥风格引文Seminar on Policy, Planning and Sustainability (1997 : Brunel University, 与 PTRC European Transport Forum Annual Meeting. Policy, Planning and Sustainability. London : PTRC Education and Research Services, 1997.
MLA引文Seminar on Policy, Planning and Sustainability (1997 : Brunel University, 与 PTRC European Transport Forum Annual Meeting. Policy, Planning and Sustainability. London : PTRC Education and Research Services, 1997.
警告：这些引文格式不一定是100％准确.