(2003). G.C.E.O'Level English I&II 12 papers questions and Answers 1991-2002. Astan publications.
Chicago Style (17th ed.) CitationG.C.E.O'Level English I&II 12 Papers Questions and Answers 1991-2002. Sri lanka: Astan publications, 2003.
MLA (9th ed.) CitationG.C.E.O'Level English I&II 12 Papers Questions and Answers 1991-2002. Astan publications, 2003.
Warning: These citations may not always be 100% accurate.