Cohen, D., & Jeavons, P. (2006). The complexity of constraint languages.
芝加哥风格引文Cohen, D., 与 P. Jeavons. The Complexity of Constraint Languages. 2006.
MLA引文Cohen, D., 与 P. Jeavons. The Complexity of Constraint Languages. 2006.
警告:这些引文格式不一定是100%准确.