Ashlock, D., & Lee, C. (2020). An introduction to proofs with set theory. Springer Nature.
芝加哥风格引文Ashlock, Daniel, 与 Colin Lee. An Introduction to Proofs with Set Theory. Switzerland: Springer Nature, 2020.
MLA引文Ashlock, Daniel, 与 Colin Lee. An Introduction to Proofs with Set Theory. Springer Nature, 2020.
警告：这些引文格式不一定是100％准确.