Cita APA

Viorst, J. (1967). The changing earth. Bantam Books.

Chicago Edition Citation

Viorst, Judith. The Changing Earth. New York: Bantam Books, 1967.

Cita MLA

Viorst, Judith. The Changing Earth. Bantam Books, 1967.

Atenció: Aquestes cites poden no estar 100% correctes.