Analysis of information sources in references of the Wikipedia article "பாறை எண்ணெய் சுத்திகரிப்பு ஆலை" in Tamil language version.
{{cite book}}
: More than one of |ISBN=
and |isbn=
specified (help); More than one of |author1=
and |last=
specified (help); More than one of |author2=
and |last2=
specified (help); Unknown parameter |lastauthoramp=
ignored (help){{cite book}}
: More than one of |ISBN=
and |isbn=
specified (help); More than one of |author=
and |last=
specified (help){{citation}}
: |edition=
has extra text (help); |last=
has numeric name (help)CS1 maint: extra punctuation (link) CS1 maint: multiple names: authors list (link)