Milner-Gulland, R. R., & Dejevsky, N. (1990). Russland. Christian.
芝加哥风格引文Milner-Gulland, Robin R., 与 Nikolai Dejevsky. Russland. München: Christian, 1990.
MLA引文Milner-Gulland, Robin R., 与 Nikolai Dejevsky. Russland. Christian, 1990.
警告：这些引文格式不一定是100％准确.