APA (7th ed.) Citation

Deva, S., & Naithani, H. B. (1986). The orchid flora of North West Himalaya. Print & Media Assoc.

Chicago Style (17th ed.) Citation

Deva, Som, and Harsh B. Naithani. The Orchid Flora of North West Himalaya. New Delhi: Print & Media Assoc, 1986.

MLA (9th ed.) Citation

Deva, Som, and Harsh B. Naithani. The Orchid Flora of North West Himalaya. Print & Media Assoc, 1986.