Rosenthal, Sara S. Biological methods of weed control / Sara S. Rosenthal, et al. - Fresno, CA : Thomson Publications, 1984. - 88 p. : ill. ; 28 cm. - California weed Conference, monograph ; 1 . Includes bibliographical references. Open. ISBN: LCCN: 84050529 Subjects--Topical Terms: Weeds--Biological control.