 Stevan Harrell (1979:521) concludes, "Almost every number from one to a dozen has at one time or another been proposed as the correct one."
<clarity>  Stevan Harrell (1979:521) concludes, "Almost every number from one to a dozen has at one time or another been proposed as the correct one."
 Stevan Harrell concludes, "Almost every number from one to a dozen has at one time or another been proposed as the correct one."