Citazione Stile APA (7a Edizione)

WIGGER BERTHOLD U. (2002). PUBLIC PENSIONS AND ECONOMIC GROWTH. SPRINGER.

Citazione stile Chigago Style (17a edizione)

WIGGER BERTHOLD U. PUBLIC PENSIONS AND ECONOMIC GROWTH. NEW YORK: SPRINGER, 2002.

Citatione MLA (9a ed.)

WIGGER BERTHOLD U. PUBLIC PENSIONS AND ECONOMIC GROWTH. SPRINGER, 2002.