Hopkins, L. B., & Marchesi, S. (1992). Mama. Simon & Schuster Books for Young Readers.
Cita Chicago (17th ed.)Hopkins, Lee Bennett, i Stephen Marchesi. Mama. New York: Simon & Schuster Books for Young Readers, 1992.
Cita MLA (8th ed.)Hopkins, Lee Bennett, i Stephen Marchesi. Mama. Simon & Schuster Books for Young Readers, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.