Cita APA (7a ed.)

Nichols, D. R. (2002). Currency of the Heart: A Year of Investing, Death, Work, and Coins. University of Iowa Press.

Cita Chicago Style (17a ed.)

Nichols, Donald R. Currency of the Heart: A Year of Investing, Death, Work, and Coins. Iowa City: University of Iowa Press, 2002.

Cita MLA (8a ed.)

Nichols, Donald R. Currency of the Heart: A Year of Investing, Death, Work, and Coins. University of Iowa Press, 2002.