Summers,George W, Peters, W. S., & Armstrong,charles P. (1977). Student Supplement for Basic Statistics: An Introduction. Wadsworth pub.
Chicago Edition CitationSummers,George W, William S. Peters, and Armstrong,charles P. Student Supplement for Basic Statistics: An Introduction. Belmont: Wadsworth pub, 1977.
MLA Edition CitationSummers,George W, et al. Student Supplement for Basic Statistics: An Introduction. Wadsworth pub, 1977.
Warning: These citations may not always be 100% accurate.