APA (7th ed.) Citation

Hagemann, R. P., & Nicoletti, G. (1989). Ageing Populations: :Economic Effects And Implications For Public Finance (1. Edisyon.). OECD.

Chicago Style (17th ed.) Citation

Hagemann, Robert P., and Giuseppe Nicoletti. Ageing Populations: :Economic Effects And Implications For Public Finance. 1. Edisyon. Paris: OECD, 1989.

MLA (9th ed.) Citation

Hagemann, Robert P., and Giuseppe Nicoletti. Ageing Populations: :Economic Effects And Implications For Public Finance. 1. Edisyon. OECD, 1989.