A textbook of pharmacognosy
Denston, T. C
A textbook of pharmacognosy - 4a. ed. - London : Pitman (Isaac), 1946. - xviii, 594 p. : il. ; 20 cm.
A textbook of pharmacognosy - 4a. ed. - London : Pitman (Isaac), 1946. - xviii, 594 p. : il. ; 20 cm.