Crouch, Robert L.
Macroeconomics / Robert L. Crouch
Harcourt Brace Jovanovich , 1972
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Maddex, Robert L.
Constitutions of the world / Robert L. Maddex
Routledge, 1996
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Willardson, Robert K.
Compound semiconductors. vol. I : preparation of III-V compounds / editors: Robert K. Willardson, Harvey L. Goering
Reinhold Pub. Co., 1962
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Corley, Robert Neil
The legal environment of business / Robert N. Corley, Robert L. Black
McGraw-Hill, 1968
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Kan, Robert L.
Unofficial answers to the uniform certified public accountants examination of the American Institute of Accountants Robert L. Kan and Fountaine C. Bradley
\aNew York, N.Y. American Institute of Accountants 1954,
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