1. Austin, James E. 2000a. Strategic collaboration between nonprofits and businesses. Nonprofit and Voluntary Sector Quarterly 29(1): 69–97.
2. ——— 2000b. The collaboration challenge: How nonprofits and businesses succeed through strategic alliances. San Francisco: Jossey-Bass.
3. Bendell, Jem. 2000. Working with stakeholder pressure for sustainable development. In Terms of endearment: Business, NGOs and sustainable development, ed. Jem Bendell, 14–29. Sheffield: Greenleaf Publishing.
4. Chang, Emily, and Sarah Frier. 2015. Mark Zuckerberg Q&A: The full interview on connecting the world. Bloomberg, February 19. http://bloom.bg/1FxkQwS . Accessed 29 May 2015.
5. Cloudhead. 2015. What do we do? Coudhead.org. http://cloudhead.org/what-do-we-do/ . Accessed 29 May 2015.