Heathcote, I. W. (1997). Environmental problem-solving : a case study: Approach. McGraw-Hill.
Cita Chicago (17th ed.)Heathcote, Isobel W. Environmental Problem-solving : a Case Study: Approach. Boston: McGraw-Hill, 1997.
Cita MLA (9th ed.)Heathcote, Isobel W. Environmental Problem-solving : a Case Study: Approach. McGraw-Hill, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.