Padberg, F. (2005) Free So DA: A Web Services-Based Tool to Support Documentation in Distributed Projects. Springer Berlin Heidelberg. doi:10.1007/978-3-540-31869-9_9.
Chicago Manual of Style 17th edition (full note)Padberg, Frank. Free So DA: A Web Services-Based Tool to Support Documentation in Distributed Projects. Springer Berlin Heidelberg, 2005, Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/978-3-540-31869-9_9.
American Psychological Association 7th editionPadberg, F. (2005). Free So DA: A Web Services-Based Tool to Support Documentation in Distributed Projects. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-540-31869-9_9
Modern Language Association 9th editionPadberg, F. Free So DA: A Web Services-Based Tool to Support Documentation in Distributed Projects. Springer Berlin Heidelberg, 2005, https://doi.org/10.1007/978-3-540-31869-9_9.
ISO-690 (author-date, Deutsch)PADBERG, Frank, 2005. Free So DA: A Web Services-Based Tool to Support Documentation in Distributed Projects. Springer Berlin Heidelberg. ISBN 978-3-540-25053-1978-3-540-31869-93-540-25053-0&3-540-31869-0