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Gaya APA
Wigenasantana, M.(1994).Dasar Dasar Perlindungan Tanaman .Jakarta:Jakarta:Universitas Terbuka.
Gaya MLA
Wigenasantana, M.Satta."Dasar Dasar Perlindungan Tanaman".Jakarta:Jakarta:Universitas Terbuka,1994.Text.