Efek interaksi antara aflatoksin dan DDT terhadap kadar vitamin A serum dan histopatologi hepar tikus putih=The Interaction between Aflatoxin and DDT on Vitamin A Content of Serum and the Histopathology of the Rattus nor - Perpustakaan UGM, i-lib ([Yogyakarta] : Universitas Gadjah Mada, 1988)