Cita APA (7th ed.)

Nicholson, E. (1968). Handbook to the conservation section of the international biological programme. Conservation of Terrestrial Biological Communities.

Cita Chicago (17th ed.)

Nicholson, E.M. Handbook to the Conservation Section of the International Biological Programme. London: Conservation of Terrestrial Biological Communities, 1968.

Cita MLA (9th ed.)

Nicholson, E.M. Handbook to the Conservation Section of the International Biological Programme. Conservation of Terrestrial Biological Communities, 1968.