Triticale:  Proceedings of an International Symposium, El Batan, Mexico, 1-3 October 1973/ 
editors Reginald MacIntrye, Marilyn Campbell. 
 - Ottawa:  International Development Research Centre,  1974. 
 - 250 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0889360286