APA (7th ed.) Zitazioa

Folbre, N. (2001). The invisible heart: Economics and family values. New Press.

Chicago Style (17th ed.) Zitazioa

Folbre, Nancy. The Invisible Heart: Economics and Family Values. New York: New Press, 2001.

MLA (9th ed.) Zitazioa

Folbre, Nancy. The Invisible Heart: Economics and Family Values. New Press, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.