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title = {{Electronic Calculators and Data Analysis: A Consumer{\textquotesingle}s Report on the {SR}-51 {HP}-21, {HP}-55, and {HP}-65}},  journal = {American Journal of Political Science},  }  @article{Casner_1992,  doi = {10.1002/acp.2350060106},  url = {http://dx.doi.org/10.1002/acp.2350060106},  year = {1992},  month = {jan},  publisher = {Wiley-Blackwell},  volume = {6},  number = {1},  pages = {91--92},  author = {Stephen Michael Casner},  title = {{Envisioning information. Edward R. Tufte. Graphics Press: Cheshire Connecticut, 1990. {ISBN} 0-9613921-1-8 No. of pages: 126. Price {\textdollar}48 postpaid (hardback)}},  journal = {Appl. Cognit. Psychol.},  }