1. Key to economic science and managerial sciences
:1981 ,no. 2-25. Key to economic science and managerial sciences : a semi-monthly review of abstracts on economics, finance, industry, foreign aid, management, marketing and labour. Hague : Nijhoff, 1981. 1 zv. dvojtýždenník [Copy count : 1, currently available 0, at library only 1]