Sivayya, K. V. (1971). Industrial relations in selected units of the sugar industry of Andhra Pradesh: The Nizam Sugar Factory Limited, Shakarnagar, The Deccan Sugar & Abkhari Company Limited, Samalkot, The Etikoppaka Co-operative Agriculture and Industrial Society Limited, Etikoppaka. Andhra University Press.
Lua i Stíl Chicago (17ú heag.)Sivayya, K. V. Industrial Relations in Selected Units of the Sugar Industry of Andhra Pradesh: The Nizam Sugar Factory Limited, Shakarnagar, The Deccan Sugar & Abkhari Company Limited, Samalkot, The Etikoppaka Co-operative Agriculture and Industrial Society Limited, Etikoppaka. [Waltair: Andhra University Press, 1971.
Lua MLA (8ú heag.)Sivayya, K. V. Industrial Relations in Selected Units of the Sugar Industry of Andhra Pradesh: The Nizam Sugar Factory Limited, Shakarnagar, The Deccan Sugar & Abkhari Company Limited, Samalkot, The Etikoppaka Co-operative Agriculture and Industrial Society Limited, Etikoppaka. Andhra University Press, 1971.