Παραπομπή σε μορφή APA (7η εκδ.)

Johnsen, H. C. G., & Ennals, J. R. (2012). Creating collaborative advantage: Innovation and knowledge creation in regional economies. Gower.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Johnsen, Hans Chr. Garmann, και J. R. Ennals. Creating Collaborative Advantage: Innovation and Knowledge Creation in Regional Economies. Farnham [England] ; Burlington, Vt.: Gower, 2012.

Παραπομπή σε μορφή MLA (9th εκδ.)

Johnsen, Hans Chr. Garmann, και J. R. Ennals. Creating Collaborative Advantage: Innovation and Knowledge Creation in Regional Economies. Gower, 2012.