Riggleman, John R. (John Randolph) 1895- creator Frisbee, Ira Nobles 1897- author. text bibliography nyu New York McGraw-Hill c1951 1951 3d ed. monographic eng

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xix, 818 p. : ills., maps. ; 24 cm. John R. Riggleman and Ira N. Frisbee. Includes bibliographical references & index. Business Statistics Statistics Graphic methods HF1017 .R5 1951 658.311 RIB 51002154 DZM 750909 20150106183330.0 2193750