Siddals, M. M., & Sayles, E. (1998). Millions of snowflakes. Clarion Books.
Cita Chicago Style (17a ed.)Siddals, Mary McKenna, y Elizabeth Sayles. Millions of Snowflakes. New York: Clarion Books, 1998.
Cita MLA (8a ed.)Siddals, Mary McKenna, y Elizabeth Sayles. Millions of Snowflakes. Clarion Books, 1998.
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