Mason, R. D. (1970). Programmed learning aid for business and economic statistics. Learning Systems.
Chicago Style (17th ed.) CitationMason, Robert D. Programmed Learning Aid for Business and Economic Statistics. Learning Systems, 1970.
MLA (8th ed.) CitationMason, Robert D. Programmed Learning Aid for Business and Economic Statistics. Learning Systems, 1970.
Warning: These citations may not always be 100% accurate.