Cita APA (7a ed.)

Card, D. E. (1998). Falling union membership and rising wage inequality: What's the connection? National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Card, David E. Falling Union Membership and Rising Wage Inequality: What's the Connection? Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Card, David E. Falling Union Membership and Rising Wage Inequality: What's the Connection? National Bureau of Economic Research, 1998.