APA (7th ed.) Citation

Sen, A. (2017). Collective choice and social welfare (Expanded edition.). Penguin Books.

Chicago Style (17th ed.) Citation

Sen, Amartya. Collective Choice and Social Welfare. Expanded edition. London: Penguin Books, 2017.

MLA (9th ed.) Citation

Sen, Amartya. Collective Choice and Social Welfare. Expanded edition. Penguin Books, 2017.

Warning: These citations may not always be 100% accurate.