Cita APA (7a ed.)

Hafenmayer Stefańska, J., & Hafenmayer, W. (2013). The future makers: A journey to people who are changing the world, and what we can learn from them. Greenleaf Publishing.

Cita Chicago Style (17a ed.)

Hafenmayer Stefańska, Joanna, y Wolfgang Hafenmayer. The Future Makers: A Journey to People Who Are Changing the World, and What We Can Learn from Them. Sheffield, England: Greenleaf Publishing, 2013.

Cita MLA (9a ed.)

Hafenmayer Stefańska, Joanna, y Wolfgang Hafenmayer. The Future Makers: A Journey to People Who Are Changing the World, and What We Can Learn from Them. Greenleaf Publishing, 2013.