APA (7th ed.) Citation

Narayana, P. S., Pullaiah,T, & Varalakshmi, D. (1995). Textbook of Pharmacognosy Vol-1. Orient Longman.

Chicago Style (17th ed.) Citation

Narayana, P. S., Pullaiah,T, and D. Varalakshmi. Textbook of Pharmacognosy Vol-1. New Delhi: Orient Longman, 1995.

MLA (9th ed.) Citation

Narayana, P. S., et al. Textbook of Pharmacognosy Vol-1. Orient Longman, 1995.

Warning: These citations may not always be 100% accurate.