Burkhardt, R. W. (1977). The spirit of system: Lamarck and evolutionary biology. Harvard University Press.
Style de citation Chicago (17e éd.)Burkhardt, Richard W.. The Spirit of System: Lamarck and Evolutionary Biology. Cambridge, Massachusetts ; London: Harvard University Press, 1977.
Style de citation MLA (9e éd.)Burkhardt, Richard W.. The Spirit of System: Lamarck and Evolutionary Biology. Harvard University Press, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.