APA (7th ed.) Citation

Saab, S. S., & Nakad, Z. S. (2011). A standalone RFID indoor positioning system using passive tags.

Chicago Style (17th ed.) Citation

Saab, Samer S., and Zahi S. Nakad. A Standalone RFID Indoor Positioning System Using Passive Tags. 2011.

MLA (9th ed.) Citation

Saab, Samer S., and Zahi S. Nakad. A Standalone RFID Indoor Positioning System Using Passive Tags. 2011.

Warning: These citations may not always be 100% accurate.