Layard, R., Nickell, S., & Shaw, G. (1988). The Case for Subsidising Extra Jobs. Elgar.
Cita Chicago (17th ed.)Layard, R., S. Nickell, i G. Shaw. The Case for Subsidising Extra Jobs. Elgar, 1988.
Cita MLA (9th ed.)Layard, R., et al. The Case for Subsidising Extra Jobs. Elgar, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.