Harvard business essentials: manager's toolkit : the 13 skills managers need to succeed. Boston : Harvard Business School Press, 2007. xvii, 328 s. The Harvard business essentials series. ISBN 978-1-4221-1868-9. [Copy count : 1, currently available 0, at library only 1]

LYČ, G. Rynok i ekonomika respubliki Belarus'. In Voprosy ekonomiki, 1992, č. 3, s. 111-118.