DIXSON , M. S.. (1997). YOUNG SCIENTISTS INVESTIGATE PLANTS AROUND US. EVANS BROTHERS LIMITED.
Chicago-referens (17:e uppl.)DIXSON , MALCOLUM/ SMITH. YOUNG SCIENTISTS INVESTIGATE PLANTS AROUND US. LONDON: EVANS BROTHERS LIMITED, 1997.
MLA-referens (9:e uppl.)DIXSON , MALCOLUM/ SMITH. YOUNG SCIENTISTS INVESTIGATE PLANTS AROUND US. EVANS BROTHERS LIMITED, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.