ebrary, Inc, Cline, K., & Zullo, H. (2011). Teaching mathematics with classroom voting: With and without clickers. Mathematical Association of America.
芝加哥风格引文ebrary, Inc, Kelly Cline, 与 Holly Zullo. Teaching Mathematics with Classroom Voting: With and Without Clickers. Washington, D.C.: Mathematical Association of America, 2011.
MLA引文ebrary, Inc, et al. Teaching Mathematics with Classroom Voting: With and Without Clickers. Mathematical Association of America, 2011.
警告：这些引文格式不一定是100％准确.