Wonnacott, T. H., & Wonnacott, R. J. (1977). Instructor's manual for introductory statistics for business and economics, 2nd, and introductory statistics, 3rd. John Wiley.
Citazione stile Chigago Style (17a edizione)Wonnacott, Thomas H., e Ronald J. Wonnacott. Instructor's Manual for Introductory Statistics for Business and Economics, 2nd, and Introductory Statistics, 3rd. Santa Bárbara: John Wiley, 1977.
Citatione MLA (9a ed.)Wonnacott, Thomas H., e Ronald J. Wonnacott. Instructor's Manual for Introductory Statistics for Business and Economics, 2nd, and Introductory Statistics, 3rd. John Wiley, 1977.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.