Pharmacognosy.= A textbook of pharmacognosy
Trease, George Edward, 1902 1986.
Pharmacognosy.= A textbook of pharmacognosy [by] George Edward Trease assisted by William Charles Evans.. - 13th. ed. - London Tindall and Cassell 1989 - viii, 821 p.: ill.; 24 cm.
Earlier editions has the Title: A textbook of pharmacognosy.
Pharmacognosy.
Pharmacognosy.= A textbook of pharmacognosy [by] George Edward Trease assisted by William Charles Evans.. - 13th. ed. - London Tindall and Cassell 1989 - viii, 821 p.: ill.; 24 cm.
Earlier editions has the Title: A textbook of pharmacognosy.
Pharmacognosy.