Cita APA (7a ed.)

Glomm, G., & Ravikumar, B. (1997). Productive government expenditures and long-run growth. [s.n.].

Cita Chicago Style (17a ed.)

Glomm, Gerhard, y B. Ravikumar. Productive Government Expenditures and Long-run Growth. [S.l.]: [s.n.], 1997.

Cita MLA (9a ed.)

Glomm, Gerhard, y B. Ravikumar. Productive Government Expenditures and Long-run Growth. [s.n.], 1997.