Sonia Rafeek. (2017). Herbarium (ഹെർബേറിയം). D C books.
Chicago Style aipamenaSonia Rafeek. Herbarium (ഹെർബേറിയം). Kottayam: D C books, 2017.
MLA aipamenaSonia Rafeek. Herbarium (ഹെർബേറിയം). D C books, 2017.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.