Skov, H. (2011). Waterbird populations and pressures in the Baltic Sea. Nordic Council of Ministers.
芝加哥风格引文Skov, Henrik. Waterbird Populations and Pressures in the Baltic Sea. Copenhagen: Nordic Council of Ministers, 2011.
MLA引文Skov, Henrik. Waterbird Populations and Pressures in the Baltic Sea. Nordic Council of Ministers, 2011.
警告：这些引文格式不一定是100％准确.