Lua APA (7ú heag.)
Nakra, B. C. (2005). Theory and applications of automatic controls (2nd rev. ed.). New Age International.
Lua i Stíl Chicago (17ú heag.)
Nakra, B. C. Theory and Applications of Automatic Controls. 2nd rev. ed. Kolkata: New Age International, 2005.
Lua MLA (9ú heag.)
Nakra, B. C. Theory and Applications of Automatic Controls. 2nd rev. ed. New Age International, 2005.
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