请不要随地吐痰-随地吐痰不卫生不文明 Qing bu yao suidi tutan-suidi tutan bu weisheng bu wenming Designer Bai Hua (柏华) Date 1983, December Publisher Renmin weisheng chubanshe (人民卫生出版社) Size 77x53 cm. Call nr. BG E13/648 Collection Landsberger collection Theme Hygiene
