Heathcote, I. W. (1998). Integrated watershed management: Principles and practices. John Wiley.
Chicago Style aipamenaHeathcote, Isobel W. Integrated Watershed Management: Principles and Practices. New York: John Wiley, 1998.
MLA aipamenaHeathcote, Isobel W. Integrated Watershed Management: Principles and Practices. John Wiley, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.