Παραπομπή σε μορφή APA (7η εκδ.)

Heertje, A., & Middendorp, J. (2006). Schumpeter on the economics of innovation and the development of capitalism. Edward Elgar.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Heertje, Arnold, και Jan Middendorp. Schumpeter on the Economics of Innovation and the Development of Capitalism. Cheltenham, UK: Edward Elgar, 2006.

Παραπομπή σε μορφή MLA (9th εκδ.)

Heertje, Arnold, και Jan Middendorp. Schumpeter on the Economics of Innovation and the Development of Capitalism. Edward Elgar, 2006.