A recommendation from other teachers
(±³Àç¿Í ¼ö¾÷ ÇÁ·Î±×·¥ (³»¿ë, ºÐ·®)ÀÌ ¸ÂÀ½) Brand name
(ÃâÆÇ»çÀÇ ÀÎÁöµµ) Sales rep visit
(¿µ¾÷ºÎ Á÷¿øÀÇ ±³Àç¿¡ ´ëÇÑ ¹æ¹® ¼³¸í) After seeing a book at a workshop
(°¿¬È¸°¡ ±³Àç ÀÌÇØ¿¡ µµ¿ò) After checking a requested inspection copy
(°ËÅä¿ë ÀڷḦ ²Ä²ÄÈ÷ È®ÀÎ) After checking a direct mailing (Inspection copy / Brochure) or email
(¿ìÆí¹°ÀÇ È«º¸ÀÚ·á¿Í À̸ÞÀÏÀ» ²Ä²ÄÈ÷ È®ÀÎ) Ads.
(±³Àç¿¡ ´ëÇÑ ±¤°í) Convenience of buying
(±¸¸ÅÀÇ Æí¸®¼º) Other |