Παραπομπή APA
Chambers, I., & Humble, J. W. (2011). Developing a plan for the planet: A business plan for sustainable living. Farnham, Surrey, England ; Burlington, VT: Gower Pub..
Παραπομπή Chicago StyleChambers, Ian., and John William Humble. Developing a Plan for the Planet: A Business Plan for Sustainable Living. Farnham, Surrey, England ; Burlington, VT: Gower Pub., 2011.
Παραπομπή MLAChambers, Ian., and John William Humble. Developing a Plan for the Planet: A Business Plan for Sustainable Living. Farnham, Surrey, England ; Burlington, VT: Gower Pub., 2011.
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