Riddell, R. (2004). Sustainable urban planning: Tipping the balance. Blackwell.
芝加哥风格引文Riddell, Robert. Sustainable Urban Planning: Tipping the Balance. Oxford: Blackwell, 2004.
MLA引文Riddell, Robert. Sustainable Urban Planning: Tipping the Balance. Blackwell, 2004.
警告：这些引文格式不一定是100％准确.