马尔萨斯. (2007). 人口原理: Essay on the principle of population. 陕西人民出版社.
Chicago Style (17th ed.) Citation马尔萨斯. 人口原理: Essay on the Principle of Population. 陕西人民出版社, 2007.
MLA引文马尔萨斯. 人口原理: Essay on the Principle of Population. 陕西人民出版社, 2007.
警告：这些引文格式不一定是100％准确.