Rajaa
Hakutulokset: 0743227042
Rajaa
yksi hakutulos.
Birds Off the Perch
pokkari,
2003,
englanti,
ISBN 9780743227049
You love your pet bird, even when he misbehaves, but how can you train him with compassion? "Birds off the Perch" proves that rewarding good behavior is kinder and more effective …