APA
Chopra R. N. C. I. C. H. K. L. &. K. L. D., . (1958). Chopra's indigenous drugs of India. U. N. Dhur & Sons Pvt Ltd, Calcutta: .
Chicago
Chopra R N Chopra I C Handa K L & Kapur L D, . 1958. Chopra's indigenous drugs of India. U. N. Dhur & Sons Pvt Ltd, Calcutta: .
Harvard
Chopra R. N. C. I. C. H. K. L. &. K. L. D., . (1958). Chopra's indigenous drugs of India. U. N. Dhur & Sons Pvt Ltd, Calcutta: .
MLA
Chopra R N Chopra I C Handa K L & Kapur L D, . Chopra's indigenous drugs of India. U. N. Dhur & Sons Pvt Ltd, Calcutta: . 1958.