Mandl, J. J. (2007). Property investment in Bulgaria: Why invest? why not to invest? Diplom.de.
芝加哥风格引文Mandl, Jubilee Jenna. Property Investment in Bulgaria: Why Invest? Why Not to Invest? Hamburg: Diplom.de, 2007.
MLA引文Mandl, Jubilee Jenna. Property Investment in Bulgaria: Why Invest? Why Not to Invest? Diplom.de, 2007.
警告：这些引文格式不一定是100％准确.