Lua APA (7ú heag.)
Swindoll, C. R. (1990). Stress fractures. Multnomah.
Lua i Stíl Chicago (17ú heag.)
Swindoll, Charles R. Stress Fractures. Portland, Or.: Multnomah, 1990.
Lua MLA (9ú heag.)
Swindoll, Charles R. Stress Fractures. Multnomah, 1990.
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