APA (7th ed.) Citation

Belousova, L. S., & Denisova,. (1992). Rare Plants of the world. Oxford & IBH.

Chicago Style (17th ed.) Citation

Belousova, L. S., and Denisova. Rare Plants of the World. New Delhi: Oxford & IBH, 1992.

MLA (9th ed.) Citation

Belousova, L. S., and Denisova. Rare Plants of the World. Oxford & IBH, 1992.