MacDowell, L. S. (2012). An environmental history of Canada. UBC Press.
芝加哥风格引文MacDowell, Laurel Sefton. An Environmental History of Canada. Vancouver: UBC Press, 2012.
MLA引文MacDowell, Laurel Sefton. An Environmental History of Canada. UBC Press, 2012.
警告：这些引文格式不一定是100％准确.