Sonnet, A. (2007). Belgique. Organisation for Economic Co-operation and Development.
芝加哥风格引文Sonnet, Anne. Belgique. Paris, France: Organisation for Economic Co-operation and Development, 2007.
MLA引文Sonnet, Anne. Belgique. Organisation for Economic Co-operation and Development, 2007.
警告：这些引文格式不一定是100％准确.