APA
Iyenger M. A., . (1980). Pharmacognosy of powdered crude drugs. PharmaMed Press, Hyderabad: .
Chicago
Iyenger M A, . 1980. Pharmacognosy of powdered crude drugs. PharmaMed Press, Hyderabad: .
Harvard
Iyenger M. A., . (1980). Pharmacognosy of powdered crude drugs. PharmaMed Press, Hyderabad: .
MLA
Iyenger M A, . Pharmacognosy of powdered crude drugs. PharmaMed Press, Hyderabad: . 1980.