Barker, G., Beardsley, G., & Parsons, A. (2014). The National Audit Office's Value-for-Money Assessment of Transport Investments. OECD Publishing. https://doi.org/10.1787/5jrw2z0kvgg0-en
Chicago-Zitierstil (17. Ausg.)Barker, Geraldine, Grace Beardsley, und Annie Parsons. The National Audit Office's Value-for-Money Assessment of Transport Investments. Paris: OECD Publishing, 2014. https://doi.org/10.1787/5jrw2z0kvgg0-en.
MLA-Zitierstil (9. Ausg.)Barker, Geraldine, et al. The National Audit Office's Value-for-Money Assessment of Transport Investments. OECD Publishing, 2014. https://doi.org/10.1787/5jrw2z0kvgg0-en.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.