Não informado. (1992). Systematic biology. Society of Systematic Biologists.
Style de citation Chicago (17e éd.)Não informado. Systematic Biology. Washington: Society of Systematic Biologists, 1992.
Style de citation MLA (8e éd.)Não informado. Systematic Biology. Society of Systematic Biologists, 1992.
Attention : ces citations peuvent ne pas être correctes à 100%.