Παραπομπή APA

Etzkowitz, H., & Leydesdorff, L. (1997). Universities and the global knowledge economy: A triple helix of university-industry-government relations. London: Continuum.

Παραπομπή Chicago Style

Etzkowitz, Henry, and Loet Leydesdorff. Universities and the Global Knowledge Economy: A Triple Helix of University-industry-government Relations. London: Continuum, 1997.

Παραπομπή MLA

Etzkowitz, Henry, and Loet Leydesdorff. Universities and the Global Knowledge Economy: A Triple Helix of University-industry-government Relations. London: Continuum, 1997.

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