KOLTAI, Tamás - FARKAS, András - KÖLBER, Ferenc. Production Efficiency Analysis of a Refreshment Bottling Line. 1. ed. Budapest : International Management Center, 1997. 14 s. Case Studies, No. 2/97. ISBN 963-85612-11. [Počet ex. : 1, z toho voľných 1, prezenčne 0]