Ramalingam, 2. R. R. (1990). The design of a new type of fluorescent lighting fitting. KL UTM.
Cita Chicago (17th ed.)Ramalingam, 240817 Ramakrishnan R. The Design of a New Type of Fluorescent Lighting Fitting. KL UTM, 1990.
Cita MLA (9th ed.)Ramalingam, 240817 Ramakrishnan R. The Design of a New Type of Fluorescent Lighting Fitting. KL UTM, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.