एपीए उद्धरण

SHARMA, O. P. (2018). PLANT TAXONOMY (2.). mc graw-hill.

शिकागो स्टाइल उद्धरण

SHARMA, O P. PLANT TAXONOMY. 2. New Delhi: mc graw-hill, 2018.

एमएलए उद्धरण

SHARMA, O P. PLANT TAXONOMY. 2. mc graw-hill, 2018.