HISRICH R. D., PETER M. P., . (1998). ENTREPRENEURSHIP. NEW YORK: MC GRAW HILL INTL.
HISRICH ROBERT D, PETER MICHEL P, . 1998. ENTREPRENEURSHIP. NEW YORK: MC GRAW HILL INTL.
HISRICH ROBERT D, PETER MICHEL P, . ENTREPRENEURSHIP. NEW YORK: MC GRAW HILL INTL. 1998.