Solberg, H. L., Cromer, O. C., & Spalding, A. R. (1946). Elementary heat power. Wiley.
Lua i Stíl Chicago (17ú heag.)Solberg, Harry Leland, Orville C. Cromer, agus Albert R. Spalding. Elementary Heat Power. New York: Wiley, 1946.
Lua MLA (9ú heag.)Solberg, Harry Leland, et al. Elementary Heat Power. Wiley, 1946.
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