Nadarajan, 3. S. (2005). The study of different types of helicopters's rotor head mechanism and their effectiveness [compact disc]. Skudai : Universiti Teknologi Malaysia.
Lua i Stíl Chicago (17ú heag.)Nadarajan, 313880 Sritharan. The Study of Different Types of Helicopters's Rotor Head Mechanism and Their Effectiveness [compact Disc]. Skudai : Universiti Teknologi Malaysia, 2005.
Lua MLA (9ú heag.)Nadarajan, 313880 Sritharan. The Study of Different Types of Helicopters's Rotor Head Mechanism and Their Effectiveness [compact Disc]. Skudai : Universiti Teknologi Malaysia, 2005.
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