Felix feels sick, so his mother takes him to see Dr. Duck.

Dr. Duck takes care of all the animals when they are ill, but who will take care of him when he gets sick?

Poor Sarah is feeling under the weather. A trip to the doctor is in order - and with a little help from Duck, Sarah is on the mend in no time. In this book, fan

This book introduces new trends of theory and practice of information technologies in tourism. The book does not handle only the fundamental contribution, but a

Oh no! All the animals are sick! Luckily, Doctor Duck is here to save the day.