Mądra, J. Obsługa klienta biznesowego w bibliotece XXI wieku =: Business customer service in the library of the XXI century.
Citazione stile Chigago Style (17a edizione)Mądra, Joanna. Obsługa Klienta Biznesowego W Bibliotece XXI Wieku =: Business Customer Service in the Library of the XXI Century.
Citatione MLA (9a ed.)Mądra, Joanna. Obsługa Klienta Biznesowego W Bibliotece XXI Wieku =: Business Customer Service in the Library of the XXI Century.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.