MADHUBAN EDU. BOOKS. (2003). WHAT IS A BUTTERFLY? VIKAS PUBLICATION HOUSE.
Čikaški stil citiranja (17. izdanje)MADHUBAN EDU. BOOKS. WHAT IS A BUTTERFLY? NEW DELHI: VIKAS PUBLICATION HOUSE, 2003.
MLA način citiranja (9. izdanje)MADHUBAN EDU. BOOKS. WHAT IS A BUTTERFLY? VIKAS PUBLICATION HOUSE, 2003.
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