TY - EBOOK TI - Essential Excel 2016 [electronic resource] : a step-by-step guide AU - Slager, David. SN - 9781484221617 PB - Apress : Imprint: Apress PP - Berkeley, CA : Apress : Imprint: Apress, 2016. PY - 2016 UR - https://library.korea.ac.kr/detail/?cid=CAT000046016690&ctype=e