Cahn, S. B., Nadgorny, B. E., & Mahan, G. D. (1997). A guide to physics problems. Plenum.
Lua i Stíl Chicago (17ú heag.)Cahn, Sidney B., Boris E. Nadgorny, agus Gerald D. Mahan. A Guide to Physics Problems. Nueva York: Plenum, 1997.
Lua MLA (9ú heag.)Cahn, Sidney B., et al. A Guide to Physics Problems. Plenum, 1997.
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