Cita APA (7a ed.)
Witold Abramowicz, D. F. Business Information Systems Workshops: BIS 2009 International Workshops, Poznan, Poland, April 27-29, 2009, Revised Papers. Springer.
Cita estilo Chicago (17a ed.)
Witold Abramowicz, Dominik Flejter. Business Information Systems Workshops: BIS 2009 International Workshops, Poznan, Poland, April 27-29, 2009, Revised Papers. Berlín, Alemania: Springer.
Cita MLA (9a ed.)
Witold Abramowicz, Dominik Flejter. Business Information Systems Workshops: BIS 2009 International Workshops, Poznan, Poland, April 27-29, 2009, Revised Papers. Springer.
Precaución: Estas citas no son 100% exactas.