Παραπομπή σε μορφή APA (7η εκδ.)

Grünig, R., & Kühn, R. (2008). Process-based Strategic Planning: Translated from German by Anthony Clark. Springer Berlin Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grünig, Rudolf, και Richard Kühn. Process-based Strategic Planning: Translated from German by Anthony Clark. Berlin, Heidelberg: Springer Berlin Heidelberg, 2008.

Παραπομπή σε μορφή MLA (8th εκδ.)

Grünig, Rudolf, και Richard Kühn. Process-based Strategic Planning: Translated from German by Anthony Clark. Springer Berlin Heidelberg, 2008.