1. Smoothing, Forecasting and Prediction of Discrete Time Series (Prentice-Hall, Englewood Cliffs, NJ, 1962).
2. Econometric Methods 2nd Edition (McGraw-Hill, New York, 1972).
3. and , Forecasting and Time Series Analysis (McGraw-Hill, New York, 1976).
4. Best Linear Recursive Estimation
5. Linear Statistical Inference and Its Applications 2nd Edition (John Wiley & Sons, New York, 1973).