Παραπομπή σε μορφή APA (7η εκδ.)

Ullrich, C. A. (2014). Issues in Supply Chain Scheduling and Contracting. Springer Fachmedien Wiesbaden : Imprint: Springer Gabler.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Ullrich, Christian Alexander. Issues in Supply Chain Scheduling and Contracting. Wiesbaden: Springer Fachmedien Wiesbaden : Imprint: Springer Gabler, 2014.

Παραπομπή σε μορφή MLA (8th εκδ.)

Ullrich, Christian Alexander. Issues in Supply Chain Scheduling and Contracting. Springer Fachmedien Wiesbaden : Imprint: Springer Gabler, 2014.