Evans, William Charles.
Trease and Evans' pharmacognosy / William Charles Evans. - 13th ed. - London : WB Saunders, c1989. - 832 pages : illustrations ; 24 cm.
Includes bibliographical references and index.
0702013579
Pharmacognosy.
615.321 EVA
Trease and Evans' pharmacognosy / William Charles Evans. - 13th ed. - London : WB Saunders, c1989. - 832 pages : illustrations ; 24 cm.
Includes bibliographical references and index.
0702013579
Pharmacognosy.
615.321 EVA