Ringland, G., Lustig, P., & Sparrow, O. (2010). Beyond crisis: Achieving renewal in a turbulent world. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Ringland, Gill, Patricia Lustig, agus Oliver Sparrow. Beyond Crisis: Achieving Renewal in a Turbulent World. Hoboken, N.J.: John Wiley & Sons, 2010.
Lua MLA (9ú heag.)Ringland, Gill, et al. Beyond Crisis: Achieving Renewal in a Turbulent World. John Wiley & Sons, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.