Pratt, Robertson <br/><br/>
Pharmacognosy: the study of natural drug substances and certain allied products 

 - 3rd ed. 
 - Philadelphia  J. B. Lippincott Company  1951 
 - xi, 644 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmaceutical chemistry; Medicinal plants; Drugs
<br/><br/><label>Dewey Class. No.: </label>615.321  / P889p 1951