Title: Demographic Methods and Concepts / Edition 1, Author: Don Rowland
Title: Europes Population / Edition 1, Author: Ray Hall
Title: Inverse Projection Techniques: Old and New Approaches / Edition 1, Author: Elisabetta Barbi
Title: State and Local Population Projections: Methodology and Analysis / Edition 1, Author: Stanley K. Smith
Title: Statistical Demography and Forecasting / Edition 1, Author: Juha Alho