Sharma, O. P. (2009). Plant Taxonomy (2nd ed.). Tata McGraw-Hill.
Chicago Style (17th ed.) ZitazioaSharma, O. P. Plant Taxonomy. 2nd ed. New Delhi: Tata McGraw-Hill, 2009.
MLA (9th ed.) ZitazioaSharma, O. P. Plant Taxonomy. 2nd ed. Tata McGraw-Hill, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.