Cita APA (7a ed.)

Bjornavold, J., & Pettersson, S. (2001). Transparency of vocational qualifications: The Leonardo da Vinci approach. Office for Official Publications of the European Communities.

Cita Chicago Style (17a ed.)

Bjornavold, Jens, y Sten Pettersson. Transparency of Vocational Qualifications: The Leonardo Da Vinci Approach. Luxembourg: Office for Official Publications of the European Communities, 2001.

Cita MLA (9a ed.)

Bjornavold, Jens, y Sten Pettersson. Transparency of Vocational Qualifications: The Leonardo Da Vinci Approach. Office for Official Publications of the European Communities, 2001.