Vashishta, P. C., Sinha, A. K., & Kumar, A. (2005). Botany for degree students: Pteridophyta. S. Chand & Company.
Chicago Style (17th ed.) ZitazioaVashishta, P. C., A. K. Sinha, eta Adarsh Kumar. Botany for Degree Students: Pteridophyta. New Delhi: S. Chand & Company, 2005.
MLA (9th ed.) ZitazioaVashishta, P. C., et al. Botany for Degree Students: Pteridophyta. S. Chand & Company, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.