VALDES-PRIETO SALVADOR EDT. (1997). ECONOMICS OF PENSIONS. CAMBRIDGE UNIVERSITY PRESS.
芝加哥风格引文VALDES-PRIETO SALVADOR EDT. ECONOMICS OF PENSIONS. U K: CAMBRIDGE UNIVERSITY PRESS, 1997.
MLA引文VALDES-PRIETO SALVADOR EDT. ECONOMICS OF PENSIONS. CAMBRIDGE UNIVERSITY PRESS, 1997.
警告：这些引文格式不一定是100％准确.