Cita APA (7th ed.)

Umar Abdul Hanan. (2008). A model of parking system by an application of programmable logic controller. Universiti Teknikal Malaysia Melaka.

Cita Chicago (17th ed.)

Umar Abdul Hanan. A Model of Parking System by an Application of Programmable Logic Controller. Durian Tunggal: Universiti Teknikal Malaysia Melaka, 2008.

Cita MLA (8th ed.)

Umar Abdul Hanan. A Model of Parking System by an Application of Programmable Logic Controller. Universiti Teknikal Malaysia Melaka, 2008.