Stenzel Byrnes, I., & Stenzel, A. (2007). The power of two: A twin triumph over cystic fibrosis. University of Missouri Press.
Chicago-čujuhus (17. p.)Stenzel Byrnes, Isabel, juo Anabel Stenzel. The Power of Two: A Twin Triumph over Cystic Fibrosis. Columbia: University of Missouri Press, 2007.
MLA-čujuhus (9. p.)Stenzel Byrnes, Isabel, juo Anabel Stenzel. The Power of Two: A Twin Triumph over Cystic Fibrosis. University of Missouri Press, 2007.
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