SKOROBOGATYKH, Irina Ivanovna et al. Loyalty programs: monobrand, co-brand, coalition : monograph. Editors: Irina I. Skorobogatykh, Roman R. Sidorchuk. 1st ed. Bratislava : Publishing house EKONÓM, 2017. 172 s. ISBN 978-80-225-4372-9. [Copy count : 2, currently available 1, at library only 1]