"sekaran, uma . "
research methods for business: a skill building approach/ uma.. sekaran - 4 ed. - usa : john wiley 2003. - "xiv, 450p.; 25 cm."
978-0-471-20366-7
--
301. 073 sek
research methods for business: a skill building approach/ uma.. sekaran - 4 ed. - usa : john wiley 2003. - "xiv, 450p.; 25 cm."
978-0-471-20366-7
--
301. 073 sek