Vasu,K K, Hemachadran,M M, & Unnikrishnan,R. (1981). Vaidyutha upayoganam: Electrical utilisation. State institute of languages.
Chicago Stili AlıntıVasu,K K, Hemachadran,M M, ve Unnikrishnan,R. Vaidyutha Upayoganam: Electrical Utilisation. Thiruvananthapuram: State institute of languages, 1981.
MLA AlıntıVasu,K K, et al. Vaidyutha Upayoganam: Electrical Utilisation. State institute of languages, 1981.
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