Dynamic development of production factors / [editors: Kazimirs Špoģis, Andra Zvirbule-Bērziņa]. — Rīga : University of Latvia : Institute of Economics, Latvian Academy of Sciences, 2007. — 203 с. — (Humanities and social sciences: Latvia ; 1 (50)) - Špoģis, Kazimirs; Zvirbule-Bērziņa, Andra (Humanities and social sciences: Latvia, 2007)