Bridson, M., & Wilton, H. (2007). Subgroup separability in residually free groups.
芝加哥风格引文Bridson, M., 与 H. Wilton. Subgroup Separability in Residually Free Groups. 2007.
MLA引文Bridson, M., 与 H. Wilton. Subgroup Separability in Residually Free Groups. 2007.
警告：这些引文格式不一定是100％准确.