Gaya APA

Krisaditya, O. (2014). Class attendance system for lecturer using RFID in Semarang state of Polytechnic . Semarang: Politeknik Negeri Semarang.

Gaya MLA

Krisaditya, Okta. "Class attendance system for lecturer using RFID in Semarang state of Polytechnic". Semarang: Politeknik Negeri Semarang, 2014. TA DIGITAL.