Kumar, S. (2014). Diversity of Pteridophytes, Gymnosperms and Elementary Palaeobotany. Pragati Prakashan.
Chicago Style (17. basım) AtıfKumar, Satish. Diversity of Pteridophytes, Gymnosperms and Elementary Palaeobotany. Meerut: Pragati Prakashan, 2014.
MLA (9th ed.) AtıfKumar, Satish. Diversity of Pteridophytes, Gymnosperms and Elementary Palaeobotany. Pragati Prakashan, 2014.
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