Cita APA (7th ed.)

International Labour Office, Rumble, G., & Oliveira, J. (1992). Vocational education at a distance: International perspectives. Kogan Page.

Cita Chicago (17th ed.)

International Labour Office, Greville Rumble, i Jono Oliveira. Vocational Education at a Distance: International Perspectives. London: Kogan Page, 1992.

Cita MLA (9th ed.)

International Labour Office, et al. Vocational Education at a Distance: International Perspectives. Kogan Page, 1992.