Bertelmus, P. (1994). Environment, growth and development: The concepts and strategies of sustainability. Routledge.
Chicago-viite (17. p.)Bertelmus, Peter. Environment, Growth and Development: The Concepts and Strategies of Sustainability. London: Routledge, 1994.
MLA-viite (9. p.)Bertelmus, Peter. Environment, Growth and Development: The Concepts and Strategies of Sustainability. Routledge, 1994.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.