Lewis, N. (1953). 20 Days to Better Spelling. HarperrRow.
Chicago Style (17th ed.) CitationLewis, Norman. 20 Days to Better Spelling. HarperrRow, 1953.
MLA (8th ed.) CitationLewis, Norman. 20 Days to Better Spelling. HarperrRow, 1953.
Warning: These citations may not always be 100% accurate.