Clash, J. M. (2003). Forbes to the limits: Pushing yourself to the edge--in adventure and in business. Hoboken, N.J: J. Wiley & Sons.
Παραπομπή Chicago StyleClash, James M. Forbes to the Limits: Pushing Yourself to the Edge--in Adventure and in Business. Hoboken, N.J: J. Wiley & Sons, 2003.
Παραπομπή MLAClash, James M. Forbes to the Limits: Pushing Yourself to the Edge--in Adventure and in Business. Hoboken, N.J: J. Wiley & Sons, 2003.
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