APA aipamena

Walker, A. (2004). Now is the time to open your heart. New York: Random House.

Chicago Style aipamena

Walker, Alice. Now Is the Time to Open Your Heart. New York: Random House, 2004.

MLA aipamena

Walker, Alice. Now Is the Time to Open Your Heart. New York: Random House, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.