The Chemistry of natural products ; 6 :  plenary lectures presented at the sixth international symposium on the chemistry of natural products held in Mexico City, Mexico, 21-25 April, 1969 = La chimie des substances naturelles ; 6 : conferences plenieres presentees au sixieme symposium international sur la chimie des substances naturalles a Mexico, la Mexique, 21-25, avril, 1969 / 
International Union of Pure and Applied Chemistry, Organic Chemistry Division, in conjunction with Mexican Chemical Society. 
 - London :  Butterworths,  1970. 
 - v. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0408700947 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural products--Congresses.