1. ^  _**a** _ _**b** _ _**c** _ Birnbaum Fox, Juliana (9 June 2010). [ "Indigenous Science" ](http://dlc.dlib.indiana.edu/dlc/handle/10535/7956) . _Cultural Survival Quarterly_ . **33** (1) – via Indiana University. " Bill Mollison, often called the 'father of permaculture,' worked with indigenous people in his native Tasmania and worldwide, and credits them with inspiring his work. "I believe that unless we adopt sophisticated aboriginal belief systems and learn respect for all life, then we lose our own," he wrote in the seminal Permaculture: A Designers' Manual. "
2. ^  _**a** _ _**b** _ Holmgren, David (2007). [ "Essence of Permaculture" ](https://www.transitionmonty.org/uploads/6/5/4/9/6549206/essence_of_pc_ebook_1.pdf) (PDF)  . _Permaculture: Principles & Pathways Beyond Sustainability _ : 7. " This focus in permaculture on learning from indigenous, tribal and cultures of place is based on the evidence that these cultures have existed in relative balance with their environment, and survived for longer than any of our more recent experiments in civilisation. "
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4. ^  _**a** _ _**b** _ Accounts (11 March 2021). [ "Permaculture for Sceptics" ](https://www.permaculturenews.org/2021/03/11/permaculture-for-sceptics/) . _The Permaculture Research Institute_ . Retrieved  22 July  2021  .
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6. ** ^  ** King 1911  , p. Title page.
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