Blake, R. R., & Mouton, J. S. (1970). The Grid for sales excellence: Benchmarks for effective salesmanship. McGraw-Hill.
Chicago Style (17th ed.) CitationBlake, Robert R., and Jane Srygley Mouton. The Grid for Sales Excellence: Benchmarks for Effective Salesmanship. New York [etc.]: McGraw-Hill, 1970.
MLA (9th ed.) CitationBlake, Robert R., and Jane Srygley Mouton. The Grid for Sales Excellence: Benchmarks for Effective Salesmanship. McGraw-Hill, 1970.
Warning: These citations may not always be 100% accurate.