Joshi, N., & Joshi, P. C. (2004). Biodiversity and conservation.
Chicago Style aipamenaJoshi, Namita, and P C. Joshi. Biodiversity and Conservation. Newdelhi, A P H Publishing, 2004.
MLA aipamenaJoshi, Namita, and P C. Joshi. Biodiversity and Conservation. 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.