TY - BOOK AU - Helfert,Erich A. TI - Techniques of financial analysis SN - 025603625x (pbk.) PY - 1987/// CY - Homewood, Ill. PB - Irwin KW - Corporations KW - Finance KW - Cash flow KW - Financial statements KW - Ratio analysis N1 - Includes index; Includes bibliographical references ER -