TY - BOOK AU - Helfert,Erich A. TI - Techniques of financial analysis: a modern approach : SN - 0-7863-1120-7 PY - 1997/// CY - New York PB - Irwin KW - Corporations--Finance KW - Cash flow KW - Financial statements KW - Ratio analysis N1 - Includes bibliographical references and index ER -