Spurr, W. A., Kellogg, L. S., & Smith, J. H. (1961). Business and economic statistics (Rev. ed., 1. print.). Irwin.
Chicago Style (17th ed.) CitationSpurr, William A., Lester S. Kellogg, and John H. Smith. Business and Economic Statistics. Rev. ed., 1. print. Homewood, Ill: Irwin, 1961.
MLA (9th ed.) CitationSpurr, William A., et al. Business and Economic Statistics. Rev. ed., 1. print. Irwin, 1961.
Warning: These citations may not always be 100% accurate.