Williams, M., & Siveter, D. (2008). The earliest leperditicope arthropod: A new genus from the Ordovician of Spitsbergen.
芝加哥风格引文Williams, M., 与 D. Siveter. The Earliest Leperditicope Arthropod: A New Genus from the Ordovician of Spitsbergen. 2008.
MLA引文Williams, M., 与 D. Siveter. The Earliest Leperditicope Arthropod: A New Genus from the Ordovician of Spitsbergen. 2008.
警告：这些引文格式不一定是100％准确.