Viorst, J. (1962). Projects: SPACE. Square Pr.
Cita Chicago (17th ed.)Viorst, Judith. Projects: SPACE. New York: Washington: Square Pr, 1962.
Cita MLA (9th ed.)Viorst, Judith. Projects: SPACE. Square Pr, 1962.
Atenció: Aquestes cites poden no estar 100% correctes.