×
systems theory
يبدو
mute
max volume
play
stop
repeat
Update Required
To play the media you will need to either update your browser to a recent version or update your
Flash plugin
.
كلمة بكلمة
systems
يبدو
theory
يبدو
systems theory معنى
: نظرية الأنظمة
Copyright © 2022
WordTech
Co.