Environment and History. White Horse Press.
芝加哥风格引文Environment and History. White Horse Press.
MLA引文Environment and History. White Horse Press.
警告：这些引文格式不一定是100％准确.
APA引文
Environment and History. White Horse Press.
芝加哥风格引文Environment and History. White Horse Press.
MLA引文Environment and History. White Horse Press.