Okan Çelik
Mühendis
4.24 (358 reviews)
1
active courses
0
removed courses
Jul 2020
first content date
Aug 2020
last content date
1094
total students
358
total reviews
4.24
average rating
1
total content length
Courses
Üretimde Zaman Etüdü, Verimlilik Analizi ve İşgücü Hesabı
1.1K
students
1 hour
content
Aug 2020
updated
$19.99