WALAI AutoLIB – RSSRSSWALAI AutoLibAdvanced engineering mathematics /Peter V. O'Neil.http://www.opac.sskru.ac.th/opac/catalog/BibItem.aspx?BibID=b00032749<img src="https://www.opac.sskru.ac.th/bookcover/32749/32749-fc-t.gif" align="left" height="150" width="120"/>130204Advanced engineering mathematics :a computer approach / N. Bali, M. Goyal, and C. Watkins.http://www.opac.sskru.ac.th/opac/catalog/BibItem.aspx?BibID=b00001074<img src="https://www.opac.sskru.ac.th/bookcover/1074/1074-fc-t.gif" align="left" height="150" width="120"/>520307