WALAI AutoLIB – RSSRSSWALAI AutoLibLongman dictionnary of contemporary english.http://www.opac.sskru.ac.th/opac/catalog/BibItem.aspx?BibID=b00029727<img src="https://www.opac.sskru.ac.th/bookcover/29727/29727-fc-t.gif" align="left" height="150" width="120"/>121020Oxford American dictionary /[compiled by] Eugene Ehrlich ... [et al.].http://www.opac.sskru.ac.th/opac/catalog/BibItem.aspx?BibID=b00029734<img src="https://www.opac.sskru.ac.th/bookcover/29734/29734-fc-t.gif" align="left" height="150" width="120"/>121020 Oxford student's dictionary of learners using english to study other subjects.http://www.opac.sskru.ac.th/opac/catalog/BibItem.aspx?BibID=b00038193<img src="https://www.opac.sskru.ac.th/bookcover/38193/38193-fc-t.gif" align="left" height="150" width="120"/>140624