Cita APA (7a ed.)

Bird, G., & Bird, H. (1991). Contemporary issues in applied economics. Elgar.

Cita Chicago Style (17a ed.)

Bird, Graham, y Heather Bird. Contemporary Issues in Applied Economics. Aldershot: Elgar, 1991.

Cita MLA (9a ed.)

Bird, Graham, y Heather Bird. Contemporary Issues in Applied Economics. Elgar, 1991.