Phillips, P.P. (2007) The ROI fieldbook : strategies for implementing ROI in HR and training [book], Improving human performance series. Amsterdam: Butterworth-Heinemann [u.a.].
Chicago Manual of Style 17th edition (full note)Phillips, Patricia Pulliam. The ROI fieldbook : strategies for implementing ROI in HR and training. Book. Improving human performance series. Amsterdam: Butterworth-Heinemann [u.a.], [2007?], Amsterdam: Butterworth-Heinemann [u.a.], [2007?].
American Psychological Association 7th editionPhillips, P. P. (ca. 2007). The ROI fieldbook : strategies for implementing ROI in HR and training [Book]. In Improving human performance series. Butterworth-Heinemann [u.a.].
Modern Language Association 9th editionPhillips, P. P. „The ROI fieldbook : strategies for implementing ROI in HR and training“. Improving human performance series, book, Butterworth-Heinemann [u.a.], 2007.
ISO-690 (author-date, Deutsch)PHILLIPS, Patricia Pulliam, 2007. The ROI fieldbook : strategies for implementing ROI in HR and training. Amsterdam: Butterworth-Heinemann [u.a.]. ISBN 0750676221