APA

Barro R. J., MacDonald G. M., .Social security and consumer spending in an international cross section. : .

Chicago

Barro Robert J, MacDonald Glenn M, .Social security and consumer spending in an international cross section. : .

Harvard

Barro R. J., MacDonald G. M., .Social security and consumer spending in an international cross section. : .

MLA

Barro Robert J, MacDonald Glenn M, .: . .