If your child is constantly naughty and does not obey adults, then he urgently needs to read Grigory Oster's bad advice. And the faster he does this, the more likely he will grow up to be a good "strong boy" or a cute "girl with a scythe" ...
Author: Grigory Oster
Pages: 192 (offset). Hard cover
Dimensions: 200x145x17 mm
