Ministry of natural resources jf the Russian federation & State forest service. Russian forests. 2003: научное издание.
芝加哥风格引文Ministry of natural resources jf the Russian federation 与 State forest service. Russian Forests. 2003: научное издание.
MLA引文Ministry of natural resources jf the Russian federation 与 State forest service. Russian Forests. 2003: научное издание.
警告：这些引文格式不一定是100％准确.