Joseph M. Ditomaso; Guy B. Kyser; Michael J. Pitcairn. Yellow Starthistle Management Guide(PDF). California Invasive Plant Council. June 2006 [2016-09-06]. (原始内容(PDF)存档于2016-09-17).
Joseph M. Ditomaso; Guy B. Kyser; Michael J. Pitcairn. Yellow Starthistle Management Guide(PDF). California Invasive Plant Council. June 2006 [2016-09-06]. (原始内容(PDF)存档于2016-09-17).