There are several reasons for the acquisition of this encyclopedia as the author encyclopedia one of the most important Arab experts and the world in training and is also a reference combines comprehensive theoretical and practical skills and encyclopedia that combines the depth of information

There are several reasons for the acquisition of this encyclopedia as the author encyclopedia one of the most important Arab experts and the world in training and is also a reference combines comprehensive theoretical and practical skills and encyclopedia that combines the depth of information accuracy and shortened and easily view and contains encyclopedia on all Matanajh in the world of training and more can be found on the index Photos