APA

Walker A., . (2004). Now Is The Time To Open Your Heart. New York: Random House.

Chicago

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

Harvard

Walker A., . (2004). Now Is The Time To Open Your Heart. New York: Random House.

MLA

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