Cita APA (7th ed.)

Skidelsky,Robert. (2012). How much is enough?: Money and the good life. Penguin Books.

Cita Chicago (17th ed.)

Skidelsky,Robert. How Much Is Enough?: Money and the Good Life. UK: Penguin Books, 2012.

Cita MLA (9th ed.)

Skidelsky,Robert. How Much Is Enough?: Money and the Good Life. Penguin Books, 2012.