Tuominen, K., & Vaso, J. (2012). Learning and development excellence criteria: How to apply the BEF and the investors in people standard : self-assessment work book : 30 probing questions and contrasting pairs of examples : what separates the successful from the average? Sai Global.

Tuominen, Kari, and Juha Vaso. Learning and Development Excellence Criteria: How to Apply the BEF and the Investors in People Standard : Self-assessment Work Book : 30 Probing Questions and Contrasting Pairs of Examples : What Separates the Successful from the Average? Australia: Sai Global, 2012.

Tuominen, Kari, and Juha Vaso. Learning and Development Excellence Criteria: How to Apply the BEF and the Investors in People Standard : Self-assessment Work Book : 30 Probing Questions and Contrasting Pairs of Examples : What Separates the Successful from the Average? Sai Global, 2012.