Items where Subject is "300 Social Science/Ilmu-ilmu Sosial > 390 Customs of People/Adat Istiadat dan Kebiasaan Masyarakat Berdasarkan Status Ekonomi dan Kelas Sosial > 394 General Customs/Adat Istiadat Umum > 394.1 Eating, Drinking; Using Drugs/Makan, minum; Menggunakan Obat-obatan"