Crittenden, C. M. (1982). An experimental investigation of the utility of structured flowcharts in structured Cobol programming. University Microfilms International.
Chicago-referens (17:e uppl.)Crittenden, Charles M. An Experimental Investigation of the Utility of Structured Flowcharts in Structured Cobol Programming. Ann Arbor, Mich.: University Microfilms International, 1982.
MLA-referens (8:e uppl.)Crittenden, Charles M. An Experimental Investigation of the Utility of Structured Flowcharts in Structured Cobol Programming. University Microfilms International, 1982.
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