APA Style

Ummaya, W, D. (2014). An Evaluating of E-Procurement Implementation AT Demak Regency Government Using Cobit 4.1 . Semarang: Politeknik Negeri Semarang.

MLA Style

Ummaya, Wahyu, Difa\'atul. "An Evaluating of E-Procurement Implementation AT Demak Regency Government Using Cobit 4.1". Semarang: Politeknik Negeri Semarang, 2014. TA DIGITAL.