Ù„ØØ³Ù†, Ø. 2013. Ø¹Ø¬Ø² Ø§Ù„Ù…ÙˆØ§Ø²Ù†Ø© Ø§Ù„Ø¹Ø§Ù…Ø© Ù„Ù„Ø¯ÙˆÙ„Ø© ÙˆØ¹Ù„Ø§Ø¬Ù‡ ÙÙŠ Ø§Ù„Ø§Ù‚ØªØµØ§Ø¯ Ø§Ù„ÙˆØ¶Ø¹ÙŠ. RESEARCH OF ECONOMIC AND MANAGERIAL. [Online] 14: