Kumpulan Daftar Isi Buku 664 HAN (RS) Handbook of... : Food consumers and organic agriculture. ( Ket. Lihat halaman 74-96 ) ( Bab. 6 ) Oughton, Elizabeth; Ritson, Christopher Boca Raton: CRS Press, 2007 https://lib.fkm.ui.ac.id:443/detail?id=96045