Phillips, R., A. et al.(2000).Crop Science A Journal Serving International Community Of Crop Scientists. Vol 40 (Th) 2000 (Vol 40 No. 1,2,34,5 2000).Amerika Serikat:.
Gaya MLA
Phillips, Ronald, A.. et al."Crop Science A Journal Serving International Community Of Crop Scientists. Vol 40 (Th) 2000".Vol 40 No. 1,2,34,5 2000Amerika Serikat:,2000.Koleksi Berkala.