Cita APA (7th ed.)

Sutherland, W. J. (2020). What works in conservation 2020. Open Book Publishers.

Cita Chicago (17th ed.)

Sutherland, William J. What Works in Conservation 2020. Cambridge, England: Open Book Publishers, 2020.

Cita MLA (9th ed.)

Sutherland, William J. What Works in Conservation 2020. Open Book Publishers, 2020.