MDF Training & Consultancy, Spaans, H., Haagsma, R., & Snelder, H. (2010). MDF brochure 2011. MDF.
Cita Chicago (17th ed.)MDF Training & Consultancy, Hanneke Spaans, Reinanke Haagsma, i Herman Snelder. MDF Brochure 2011. Netherlands: MDF, 2010.
Cita MLA (9th ed.)MDF Training & Consultancy, et al. MDF Brochure 2011. MDF, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.