1. Econometric models and economic forecasts Pindyck, Robert S. Boston, Mass. : Irwin/McGraw-Hill, c1998. FIN410 ECON314
2. Development across the life span Feldman, Robert S. (Robert Stephen), 1947- Hoboken, New Jersey : Pearson, [2023] ATP501
3. Musical meaning in Beethoven: markedness, correlation, and interpretation Hatten, Robert S., Bloomington, Indiana : Indiana University Press, 2004. GRS103