LAUKKANEN, Mauri. Uderstanding the Formation of Managers' Cognitive Maps : A Comparative Case Study of Context Traces in Two Business Firm Clusters. 1. ed. Helsinki : School of Economics and Business Administration, 1989. 298 s. Acta Academiae Oeconomicae Helsingiensis, Séries A:65. [Copy count : 1, currently available 1, at library only 0]