Cita APA (7a ed.)

Mayer, J. (1990). Development problems and prospects in Portuguese-speaking Africa. International Labour Organization.

Cita Chicago Style (17a ed.)

Mayer, Jean. Development Problems and Prospects in Portuguese-speaking Africa. International Labour Organization, 1990.

Cita MLA (9a ed.)

Mayer, Jean. Development Problems and Prospects in Portuguese-speaking Africa. International Labour Organization, 1990.