Sharma, P. D. (2013). Ecology and environment (11th rev. ed.). Rastogi Publications.
Chicago Style (17. basım) AtıfSharma, P. D. Ecology and Environment. 11th rev. ed. Meerut: Rastogi Publications, 2013.
MLA (9th ed.) AtıfSharma, P. D. Ecology and Environment. 11th rev. ed. Rastogi Publications, 2013.
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