Fred E. Clark, Ralph L. Wood, S. Roland Hall, Paul H. Nystrom. Editor: Harry T. Collings.
THE CUMULATIVE LOOSE-LEAF BUSINESS ENCYCLOPEDIA. Vol.5: Marketing, Salesmanship, Credits, collections.
THE CUMULATIVE LOOSE-LEAF BUSINESS ENCYCLOPEDIA. Vol.5: Marketing, Salesmanship, Credits, collections. By Fred E. Clark, Ralph L. Wood, S. Roland Hall, Paul H. Nystrom. Editor: Harry T. Collings. © on revisions & additions; 25Jan33; A67726. Holt, Rinehart & Winston, Inc. (PCW); 25Aug60; R262626.
Holt, Rinehart & Winston, Inc.|PCW