Παραπομπή σε μορφή APA (7η εκδ.)

Porter, M. E., & Guth, C. (2012). Redefining German Health Care: Moving to a Value-Based System. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Porter, Michael E., και Clemens Guth. Redefining German Health Care: Moving to a Value-Based System. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012.

Παραπομπή σε μορφή MLA (8th εκδ.)

Porter, Michael E., και Clemens Guth. Redefining German Health Care: Moving to a Value-Based System. Springer Berlin Heidelberg, 2012.