APA
Iyengar M. A., . (1974). Pharmacognosy of powdered crude drugs. : .
Chicago
Iyengar M A, . 1974. Pharmacognosy of powdered crude drugs. : .
Harvard
Iyengar M. A., . (1974). Pharmacognosy of powdered crude drugs. : .
MLA
Iyengar M A, . Pharmacognosy of powdered crude drugs. : . 1974.