1。Managing Investment Portfolios: by John L Maginn, Donald L Tuttle, Jerald E Pinto and Dennis W McLevey
2。Fixed Income Analysis: by by Frank J. Fabozzi
3。Quantitative Investment Analysis: by by Richard A., CFA DeFusco, Dennis W., CFA McLeavey, Jerald E., CFA Pinto, and David E., CFA Runkle