Elonka, Stephen Michael <br/><br/>
Standard basic math and applied plant calculations. 

 - New York :  McGraw-Hill,  c1978. 
 - 285 p. 
<br/><br/> Apendice y glosario: p. 270-77 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PLANTAS QUIMICAS
<br/><br/><label>Universal Decimal Class. No.: </label>66.013